UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2vnWJFeZg/Y6/5uTVk2fNNwGtYHxnvEu91qncfAS+VU=' 
WHERE 
  key_id = '76e9bc4319c6160d18183564e3648f409dae9d0d2f680210363dc7e767137c72' 
  AND (
    token = '2vnWJFeZg/Y6/5uTVk2fNNwGtYHxnvEu91qncfAS+VU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )