UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xU6pQkfFNB0CP17MlHlFREH0gMVq8CB8alztBCQZ8eA=' 
WHERE 
  key_id = '6a788f49ca4b56733b2379199c623eaaa648e82e78470a9a626b144c636e6ece' 
  AND (
    token = 'xU6pQkfFNB0CP17MlHlFREH0gMVq8CB8alztBCQZ8eA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )