It sounds like you would like to reset your security questions but the rescue email address is incorrect. You can edit the rescue email address at http://appleid.apple.com. If you are unable to log into the website due to a forgotten password, you will need to reach out to our Account Security team for additional assistance, providing you can verify your account info:
Apple ID: Contacting Apple for help with Apple ID account security
Thank you for using Apple Support Communities.
All the best,