Stephen Curry has the most games by a player 30 or older with 45+ points, with 20 games.

Interpreted as:

most 45 or more point regular-season games after turning 30 years old by a player

	NAME	GP	PTS	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	REB	AST	STL	BLK	TOV	PF	+/-
1	Stephen Curry S. Curry	20	1,011	36.7	50.6	5.7	5.2	1.1	0.5	16.3	28.4	57.4	9.5	17.4	54.5	8.5	9.0	95.0	78.2	0.5	5.3	3.2	734	114	103	22	9	64	36	+205
2	Michael Jordan M. Jordan	18	866	40.1	48.1	6.3	3.6	2.3	0.4	17.7	30.6	57.9	1.6	3.0	51.9	11.1	12.7	87.7	66.5	1.4	4.9	2.5	721	114	65	41	7	45	46	+136
3	James Harden J. Harden	11	565	39.0	51.4	6.5	7.3	2.0	1.0	15.3	28.8	53.0	7.1	15.5	45.6	13.7	15.3	89.9	72.3	0.8	5.6	4.5	429	71	80	22	11	50	36	+144
4	Damian Lillard D. Lillard	8	433	39.9	54.1	4.9	8.1	1.4	0.0	16.3	27.3	59.6	7.8	15.1	51.2	13.9	14.6	94.9	80.3	0.5	4.4	2.9	319	39	65	11	0	23	13	+77
5	LeBron James L. James	8	401	37.7	50.1	8.8	6.3	1.1	1.1	18.5	28.6	64.6	5.6	9.1	61.6	7.5	8.5	88.2	77.4	1.5	7.3	2.5	302	70	50	9	9	20	10	+89
6	Allen Iverson A. Iverson	8	380	45.9	47.5	3.5	7.8	2.1	0.1	15.8	29.6	53.2	1.0	4.3	23.5	15.0	17.0	88.2	64.0	0.6	2.9	3.3	367	28	62	17	1	26	19	-26
7	Bernard King B. King	8	380	40.9	47.5	6.9	4.3	2.1	0.4	18.8	31.3	60.0	0.3	0.8	33.3	9.8	12.1	80.4	64.9	2.6	4.3	4.1	327	55	34	17	3	33	23
8	Larry Bird L. Bird	8	382	44.8	47.8	9.8	8.1	2.1	1.0	19.1	30.1	63.5	1.0	3.1	32.0	8.5	9.4	90.7	69.7	1.5	8.3	3.3	358	78	65	17	8	26	17
9	Rick Barry R. Barry	8	390	42.9	48.8	7.0	6.6	2.4	0.4	18.5	35.8	51.7				11.8	12.3	95.9	59.2	1.1	5.9	3.3	343	56	53	19	3	10	23
10	Wilt Chamberlain W. Chamberlain	8	457		57.1	30.0				24.0	31.3	76.8				9.1	20.1	45.3	71.2					240					15
11	Kevin Durant K. Durant	7	349	40.8	49.9	7.7	6.7	1.3	0.9	17.9	30.0	59.5	4.6	8.9	51.6	9.6	10.6	90.5	71.9	0.9	6.9	4.4	286	54	47	9	6	31	23	+55
12	Hakeem Olajuwon H. Olajuwon	7	327	43.6	46.7	12.6	3.6	1.9	2.1	18.1	30.9	58.8	0.1	0.3	50.0	10.3	11.9	86.7	64.7	3.9	8.7	3.9	305	88	25	13	15	27	24	+21
13	Alex English A. English	6	288	41.0	48.0	4.7	5.7	1.3	0.7	19.5	30.8	63.2	0.0	0.0		9.0	10.2	88.5	68.0	2.2	2.5	2.3	246	28	34	8	4	14	23
14	DeMar DeRozan D. DeRozan	5	236	43.3	47.2	8.0	5.0	1.8	0.4	15.6	25.6	60.9	1.0	3.4	29.4	15.0	16.6	90.4	71.7	0.6	7.4	2.0	216	40	25	9	2	10	14	+55
15	Kobe Bryant K. Bryant	5	265	41.0	53.0	5.6	3.4	1.6	1.4	18.2	35.4	51.4	2.6	8.8	29.5	14.0	14.6	95.9	63.4	0.8	4.8	1.6	205	28	17	8	7	8	13	+38
16	Karl Malone K. Malone	4	199	43.3	49.8	12.0	3.8	1.5	1.3	18.5	28.0	66.1	0.3	0.3	100.0	12.5	15.8	79.4	71.2	4.3	7.8	2.5	173	48	15	6	5	10	15	+1
17	Dominique Wilkins D. Wilkins	4	190	42.8	47.5	7.5	4.5	1.8	0.5	16.3	27.8	58.6	3.0	5.0	60.0	12.0	13.0	92.3	71.0	2.8	4.8	3.8	171	30	18	7	2	15	7
18	George Gervin G. Gervin	4	184	42.5	46.0	6.3	3.3	1.3	1.8	16.3	31.0	52.4	0.3	1.0	25.0	13.3	14.3	93.0	61.7			2.3	170	25	13	5	7	9	11
19	Elgin Baylor E. Baylor	4	184		46.0	13.0	4.0			17.3	34.0	50.7				11.5	13.8	83.6	57.4					52	16				13
20	Kyrie Irving K. Irving	3	142	40.8	47.3	6.7	3.3	2.3	0.3	16.3	26.7	61.3	5.3	11.7	45.7	9.3	10.7	87.5	75.5	1.3	5.3	2.3	122	20	10	7	1	7	5	+27
21	LaMarcus Aldridge L. Aldridge	3	149	42.4	49.7	10.3	4.0	0.3	2.7	19.7	30.7	64.1	0.7	0.7	100.0	9.7	10.7	90.6	70.2	3.0	7.3	4.0	127	31	12	1	8	12	10	+39
22	Vince Carter V. Carter	3	140	39.0	46.7	8.3	4.7	0.3	1.0	16.7	26.7	62.5	5.7	11.0	51.5	7.7	8.3	92.0	76.9	1.3	7.0	3.3	117	25	14	1	3	10	12	+36
23	Adrian Dantley A. Dantley	3	137	40.3	45.7	3.7	5.0	0.7	0.0	16.3	23.3	70.0	0.0	0.7	0.0	13.0	16.0	81.3	75.2	1.3	2.3	4.0	121	11	15	2	0	12	10
24	Jerry West J. West	3	135	44.0	45.0	5.0	7.0			18.7	27.3	68.3				7.7	11.0	69.7	69.9				132	15	21				3
25	CJ McCollum	2	95	37.2	47.5	5.5	3.0	0.0	1.5	18.0	29.0	62.1	7.5	14.0	53.6	4.0	4.0	100.0	77.2	0.5	5.0	1.5	74	11	6	0	3	3	5	+23