update and token /: API

Hello,
I have several websites with Enfold theme
I don’t understand about API, Token and theme update.
I have this message when I’m trying to update the theme, I don’t understand if the update is ok or not
Can you help me ? Thanks for your help
”

Last time we checked the token we were not able to connected to Envato:

Purchases could not be accessed
Username could not be accessed (needed for your information only)
E-Mail could not be accessed (needed for your information only)

Following errors occured:

Purchases: Errorcode 403 returned by Envato: Forbidden:
– response_code: 403
– reason: scope-missing
username Errorcode 403 returned by Envato: Forbidden:
– code: not_authenticated
email Errorcode 403 returned by Envato: Forbidden:
– code: not_authenticated
Purchases: A problem occured accessing your purchases. Unable to check for updates.

Theme Updates
Once you have entered and verified your Envato Personal Token Key WordPress will check for updates every 12 Hours and notify you here, if one is available

Your current Parent Theme (Enfold) Version Number is 4.5.1
There has been no check within the last month.