UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PYgFlHJj8sJu3ybgwrNSHrUUNa7oiaMJD31ZMbfkWIU=' 
WHERE 
  key_id = 'c35e91e5c1e1d8ee1ea69423565444c8fcc2d0ff9293c75acf638b8e8ad8aa66' 
  AND (
    token = 'PYgFlHJj8sJu3ybgwrNSHrUUNa7oiaMJD31ZMbfkWIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )