Your minutes up cvsa, you didn't really hope for an answer in 1 minute, especially on a Saturday

How about trying the email address that you used when you registered (or the push update notification emails, etc.), you got sent the registration key OK didn't you.
You could always pm one of the Alwil team or inquire of sales @ avast.com, I find that sales are more pro active when asking question about a potential sale after the trial.