UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OPaA0knI1w74GNn3VZfsx5VLytAO6iCkcRGmzZ4cQdU=' 
WHERE 
  key_id = '646febb767f2319ae63033c1d61179688a90537211a5a119526afc33ef47eda4' 
  AND (
    token = 'OPaA0knI1w74GNn3VZfsx5VLytAO6iCkcRGmzZ4cQdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )