Cards are marked as abandoned after 5 years if not redeemed.
If you are redeeming directly to your exchange wallet, make sure that it supports USDT on BNB Chain.
If someone asked you to buy this gift card to pay for their service – you may lose your money
If a website, seller or other person asked you to buy this to pay for something they offer, don’t do it. They may try to gain unauthorized access. Once you share the key, its value may be lost.