UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5uK0XYbObuzVVbURvZ18BTeytOTUFvE3XtJN9To1F50=' 
WHERE 
  key_id = 'a6401c171e6d23f3418a329044422feed893da76828ee7e10b94a7fb16677f34' 
  AND (
    token = '5uK0XYbObuzVVbURvZ18BTeytOTUFvE3XtJN9To1F50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )