UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6GUGAjIbOn9G0dKN1aPGyN4F7AsdyF6kkbeAynBMwI=' 
WHERE 
  key_id = '6b36bd500c2fffdcb906add5f2376586c9bf5ca09ca86d4534e790cdf82b5ad4' 
  AND (
    token = 'L6GUGAjIbOn9G0dKN1aPGyN4F7AsdyF6kkbeAynBMwI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )