UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lLJebrGagNKZyKTxQcvyGgfwo2ypkxmb0XGHCnF70ro=' 
WHERE 
  key_id = 'd8f5618bb9ee90541ba3fe95b35e25741a198a762714b12b859b173665c0918f' 
  AND (
    token = 'lLJebrGagNKZyKTxQcvyGgfwo2ypkxmb0XGHCnF70ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )