"[url=http://www.bungie.net/en/View/Bungie/coderedemptionfaq]Once you have redeemed your Beta code, your account will be approved for Beta access. At a later date, but prior to the Destiny Beta live date in 2014, you will be contacted via your email address, allowed to select your preferred console platform, and given a Destiny Beta download code.[/url]" As long as you have access to your bungie.net account the email address associated with it, you'll be fine! The difference in emails won't prevent this as your console accounts' information is not needed.