I have made by mistake 2 accounts, how can one be deleted?

I have one old account with my old non-existent anymore email, and I made a new account with my current email. I would like to delete my new account, so as to put new email to old account. How would this be possible?
Thank you!

Hi Haris_Karachristiani,

Could you please contact our support team directly via support@sqlbackupandftp.com?

Thank you!