UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gY2vjnjPPJenO/ED1r5apX9jrMkyhgiPie21icn3UF0=' 
WHERE 
  key_id = '9546af125d9c6d53edd11719188d8c1fa9beff157a4238c130d8329f75d6d4dc' 
  AND (
    token = 'gY2vjnjPPJenO/ED1r5apX9jrMkyhgiPie21icn3UF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )