UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E25hPS8LG0psLRu50tedVA1QJWqWTvIFoGvByfvWXdE=' 
WHERE 
  key_id = '6fe3b75f436d141297bd5808568640495aee0ce307f2f9b4f7dc79e6ff19885d' 
  AND (
    token = 'E25hPS8LG0psLRu50tedVA1QJWqWTvIFoGvByfvWXdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )