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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 (
    81856, 81830, 81827, 81826, 81824, 82399, 
    82496, 81894, 81893, 81892, 81891, 
    81890, 81889, 81888, 81887, 81886, 
    81885, 81884, 81883, 104620
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00076

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	164184	81824	1	0.000	A	A	A	A
MP3	164188	81826	1	0.000	A	A	A	A
MP3	164190	81827	1	0.000	A	A	A	A
MP3	164196	81830	1	0.000	A	A	A	A
MP3	164248	81856	1	0.000	A	A	A	A
MP3	164302	81883	1	0.000	A	A	A	A
MP3	164304	81884	1	0.000	A	A	A	A
MP3	164306	81885	1	0.000	A	A	A	A
MP3	164308	81886	1	0.000	A	A	A	A
MP3	164310	81887	1	0.000	A	A	A	A
MP3	164312	81888	1	0.000	A	A	A	A
MP3	164314	81889	1	0.000	A	A	A	A
MP3	164316	81890	1	0.000	A	A	A	A
MP3	164318	81891	1	0.000	A	A	A	A
MP3	164320	81892	1	0.000	A	A	A	A
MP3	164322	81893	1	0.000	A	A	A	A
MP3	164324	81894	1	0.000	A	A	A	A
MP3	165334	82399	1	0.000	A	A	A	A
MP3	165528	82496	1	0.000	A	A	A	A
MP3	209776	104620	1	0.000	A	A	A	A
WAV	164185	81824	2	0.300	A	A	A	A
WAV	164189	81826	2	0.300	A	A	A	A
WAV	164191	81827	2	0.300	A	A	A	A
WAV	164197	81830	2	0.300	A	A	A	A
WAV	164249	81856	2	0.300	A	A	A	A
WAV	164303	81883	2	0.300	A	A	A	A
WAV	164305	81884	2	0.300	A	A	A	A
WAV	164307	81885	2	0.300	A	A	A	A
WAV	164309	81886	2	0.300	A	A	A	A
WAV	164311	81887	2	0.300	A	A	A	A
WAV	164313	81888	2	0.300	A	A	A	A
WAV	164315	81889	2	0.300	A	A	A	A
WAV	164317	81890	2	0.300	A	A	A	A
WAV	164319	81891	2	0.300	A	A	A	A
WAV	164321	81892	2	0.300	A	A	A	A
WAV	164323	81893	2	0.300	A	A	A	A
WAV	164325	81894	2	0.300	A	A	A	A
WAV	165335	82399	2	0.300	A	A	A	A
WAV	165529	82496	2	0.300	A	A	A	A
WAV	209777	104620	2	0.300	A	A	A	A