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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 (
    104668, 104667, 104666, 104665, 104664, 
    104663, 104662, 104661, 104660, 118376, 
    106051, 106049, 106048, 106047, 106046, 
    106045, 106044, 106043, 106042, 106041
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00103

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	209856	104660	1	0.000	A	A	A	A
MP3	209858	104661	1	0.000	A	A	A	A
MP3	209860	104662	1	0.000	A	A	A	A
MP3	209862	104663	1	0.000	A	A	A	A
MP3	209864	104664	1	0.000	A	A	A	A
MP3	209866	104665	1	0.000	A	A	A	A
MP3	209868	104666	1	0.000	A	A	A	A
MP3	209870	104667	1	0.000	A	A	A	A
MP3	209872	104668	1	0.000	A	A	A	A
MP3	212618	106041	1	0.000	A	A	A	A
MP3	212620	106042	1	0.000	A	A	A	A
MP3	212622	106043	1	0.000	A	A	A	A
MP3	212624	106044	1	0.000	A	A	A	A
MP3	212626	106045	1	0.000	A	A	A	A
MP3	212628	106046	1	0.000	A	A	A	A
MP3	212630	106047	1	0.000	A	A	A	A
MP3	212632	106048	1	0.000	A	A	A	A
MP3	212634	106049	1	0.000	A	A	A	A
MP3	212638	106051	1	0.000	A	A	A	A
MP3	237288	118376	1	0.000	A	A	A	A
WAV	209857	104660	2	0.300	A	A	A	A
WAV	209859	104661	2	0.300	A	A	A	A
WAV	209861	104662	2	0.300	A	A	A	A
WAV	209863	104663	2	0.300	A	A	A	A
WAV	209865	104664	2	0.300	A	A	A	A
WAV	209867	104665	2	0.300	A	A	A	A
WAV	209869	104666	2	0.300	A	A	A	A
WAV	209871	104667	2	0.300	A	A	A	A
WAV	209873	104668	2	0.300	A	A	A	A
WAV	212619	106041	2	0.300	A	A	A	A
WAV	212621	106042	2	0.300	A	A	A	A
WAV	212623	106043	2	0.300	A	A	A	A
WAV	212625	106044	2	0.300	A	A	A	A
WAV	212627	106045	2	0.300	A	A	A	A
WAV	212629	106046	2	0.300	A	A	A	A
WAV	212631	106047	2	0.300	A	A	A	A
WAV	212633	106048	2	0.300	A	A	A	A
WAV	212635	106049	2	0.300	A	A	A	A
WAV	212639	106051	2	0.300	A	A	A	A
WAV	237289	118376	2	0.300	A	A	A	A