UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rIEpVD0hLzhGaGSgj7drXDOhUnejx5gOBLqFkMZILJU=' 
WHERE 
  key_id = '6fe6342337bad3c82155b3a467ae2b78eeb8a23166e9a847ce7b27e1395cc311' 
  AND (
    token = 'rIEpVD0hLzhGaGSgj7drXDOhUnejx5gOBLqFkMZILJU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )