SELECT * 
CASE 
WHEN `products_product`.`visibility` = 'v' THEN `products_vips`.`user_id` IS NULL 
WHEN `products_product`.`visibility` = 'i' THEN `products_vips`.`user_id` IS NULL 
ELSE 1 
END AS `visible` 
FROM `products_product` INNER JOIN `products_game` ON (`products_product`.`game_id` = `products_game`.`id`) INNER JOIN `products_vips` ON (`products_game`.`id` = `products_vips`.`game_id`) 

WHERE (`products_vips`.`user_id` = 38593023 AND 
CASE 
WHEN (`products_product`.`visibility` = 'v') THEN (`products_vips`.`user_id` IS NULL) 
WHEN (`products_product`.`visibility` = 'i') THEN (`products_vips`.`user_id` IS NULL) 
ELSE 1 
END = 1) 
ORDER BY `products_product`.`priority` DESC  LIMIT 21; args=('v', 'i', True, 38593023, 'v', 'i', True, True)