This is really, *really* bad, and totally unnecessary. Why on earth did you give them an expiration date? We bought the cards, they can be played in Historic, why don't you let us? (Just reactivate them please.)
What's worse, the wrong error message ("..was already redeemed") casts suspicion on the vendor (did they open it and use the code??) when it's really just you being random.
This is really, *really* bad, and totally unnecessary. Why on earth did you give them an expiration date? We bought the cards, they can be played in Historic, why don't you let us? (Just reactivate them please.)
What's worse, the wrong error message ("..was already redeemed") casts suspicion on the vendor (did they open it and use the code??) when it's really just you being random.