UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C14pMWnNWjIlRz9GvPs3Qv/3XsaXK+4ZdtwPhE6WLFc=' 
WHERE 
  key_id = '856aa65ec1e80a04697739e0d690974f25acb97b74c93f4f45797352462ac228' 
  AND (
    token = 'C14pMWnNWjIlRz9GvPs3Qv/3XsaXK+4ZdtwPhE6WLFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )