UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6AiMNL2ISH5L3vOwmy1Na7kPHA5TztSvw7zNVbHyAC4=' 
WHERE 
  key_id = '28242acfd2d4876ca90436b628bace67d869af974a9d6551869563a8bb23a464' 
  AND (
    token = '6AiMNL2ISH5L3vOwmy1Na7kPHA5TztSvw7zNVbHyAC4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )