Problem With My Old Email PLEASE HELP FAST!

I can’t access with my old email that ive registered 4-5 years ago because has been deleted.

I want to validate my cubase el 5 licenese but I can’t with a new account because it says its already registered by another user.

my old email was : with the registered license.

I want to change my old one email to a new one so I can add and validate my cubase el 5 license that I got.

Please tell me fast what I need to do because I have to work with it.

I can also send you the 32 digit numbers license key.

Waiting your reply if you want more informations.