UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5KXwVIXpCEBmLLcx13vEo0lOBlqTuNTCnaBrAAGA3F4=' 
WHERE 
  key_id = '6e85aac73264ad94e724c80972bddd0385b5921cc131265770282b6026f20266' 
  AND (
    token = '5KXwVIXpCEBmLLcx13vEo0lOBlqTuNTCnaBrAAGA3F4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )