Call Customer Service, it's a toll-free call. They should be able to sort it out. Emailing support is the long way of doing things.
Telephone Customer Service
To speak with a Customer Service representative, call 866-622-3911. You may be asked for your registered email address and order number. Telephone charges may apply.
Average contact length: 10 minutes
Estimated wait time: 5-10 minutes
Hours of Operation: Available daily, 6am-6pm Pacific
You might experience this problem if your expired McAfee subscriptions are not synced up the right way. Anyhow, please use the steps outline in the FAQ – http://service.mcafee.com/faqdocument.aspx?id=TS100966 and let us know if you still have any issues .