Sandbox

SELECT 
  b.variant_name, 
  a.*, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier, 
    a.modifier
  ) as modifier, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier_type, 
    a.modifier_type
  ) as modifier_type 
FROM 
  cscart_product_option_variants AS a 
  LEFT JOIN cscart_product_option_variants_descriptions AS b ON b.variant_id = a.variant_id 
  AND b.lang_code = 'en' 
  LEFT JOIN cscart_ult_product_option_variants shared_option_variants ON shared_option_variants.variant_id = a.variant_id 
  AND shared_option_variants.company_id = 1 
WHERE 
  1 
  AND a.option_id IN (
    75531, 75530, 75529, 75528, 75527, 75526, 
    75525, 75524, 75523, 75522, 75521, 
    75520, 75519, 75518, 75517, 75516, 
    75515, 75514, 75513, 75512
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00096

Explain
id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
1	SIMPLE	a	range	status,option_id,option_id_2	option_id	6		40	Using index condition; Using filesort
1	SIMPLE	b	eq_ref	PRIMARY	PRIMARY	9	toolboxdigitalshop_dev.a.variant_id,const	1	Using where
1	SIMPLE	shared_option_variants	eq_ref	PRIMARY,company_id	PRIMARY	7	toolboxdigitalshop_dev.a.variant_id,const	1

Result

variant_name	variant_id	option_id	position	modifier	modifier_type	weight_modifier_type	point_modifier_type	status
MP3	151560	75512	1	0.000	A	A	A	A
MP3	151562	75513	1	0.000	A	A	A	A
MP3	151564	75514	1	0.000	A	A	A	A
MP3	151566	75515	1	0.000	A	A	A	A
MP3	151568	75516	1	0.000	A	A	A	A
MP3	151570	75517	1	0.000	A	A	A	A
MP3	151572	75518	1	0.000	A	A	A	A
MP3	151574	75519	1	0.000	A	A	A	A
MP3	151576	75520	1	0.000	A	A	A	A
MP3	151578	75521	1	0.000	A	A	A	A
MP3	151580	75522	1	0.000	A	A	A	A
MP3	151582	75523	1	0.000	A	A	A	A
MP3	151584	75524	1	0.000	A	A	A	A
MP3	151586	75525	1	0.000	A	A	A	A
MP3	151588	75526	1	0.000	A	A	A	A
MP3	151590	75527	1	0.000	A	A	A	A
MP3	151592	75528	1	0.000	A	A	A	A
MP3	151594	75529	1	0.000	A	A	A	A
MP3	151596	75530	1	0.000	A	A	A	A
MP3	151598	75531	1	0.000	A	A	A	A
WAV	151561	75512	2	0.300	A	A	A	A
WAV	151563	75513	2	0.300	A	A	A	A
WAV	151565	75514	2	0.300	A	A	A	A
WAV	151567	75515	2	0.300	A	A	A	A
WAV	151569	75516	2	0.300	A	A	A	A
WAV	151571	75517	2	0.300	A	A	A	A
WAV	151573	75518	2	0.300	A	A	A	A
WAV	151575	75519	2	0.300	A	A	A	A
WAV	151577	75520	2	0.300	A	A	A	A
WAV	151579	75521	2	0.300	A	A	A	A
WAV	151581	75522	2	0.300	A	A	A	A
WAV	151583	75523	2	0.300	A	A	A	A
WAV	151585	75524	2	0.300	A	A	A	A
WAV	151587	75525	2	0.300	A	A	A	A
WAV	151589	75526	2	0.300	A	A	A	A
WAV	151591	75527	2	0.300	A	A	A	A
WAV	151593	75528	2	0.300	A	A	A	A
WAV	151595	75529	2	0.300	A	A	A	A
WAV	151597	75530	2	0.300	A	A	A	A
WAV	151599	75531	2	0.300	A	A	A	A