If you see this or a similar error message:
We have a fix!
To remove the old token:
1. Log in to your eBay account and go to the Account tab (also called Account Settings) in your account.
2. From the menu on the left click Site Preferences.
3. On the following page under General Preferences click Show (to the right of Third-party authorizations).
4. Check the box next to Outright.com and click Apply.
Now log in to your GoDaddy Bookkeeping account again and you should be able to click Fix It link at the top of the page to log in and connect the eBay account again.
According to eBay, these are the potential reasons why your token may have been expired or revoked: