If your gold subscription to Xbox Live renews this month - or not, heck, this is a card with a code - Amazon is offering 12-month subscriptions for $34.99 which is 30 percent off.
That means if you have the dough now, you can save yourself $15 later. I'd say this is a run-go-get it deal. No telling when it expires, or when they run out of stock at this price.
Xbox 360 Live Subscription Gold Card