Need to update creadit card

My credit card didn't work because it was stolen and I didn't update with you.  I want to stay on the same plan I was on. Your system will not let me update.  HELP! 

Hi,

I checked your account and it looks like you have signed up at the yearly promotional price for a Silver subscription.  Did you want to keep this subscription?  If not, we can refund your payment and provide you with a link to continue on your subscription pricing.