UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '55j1aQ2cEHV4XqAVhfbOG3YtKfDCJcIHr5669jDAcdU=' 
WHERE 
  key_id = '845d99a3e59e5aa8827353dca29561673a03f53858d97ed1258b2834048f7cb4' 
  AND (
    token = '55j1aQ2cEHV4XqAVhfbOG3YtKfDCJcIHr5669jDAcdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )