The expiry is in seconds. So for Implicit OAuth tokens and App tokens the expiration is about 60 days (+/- a few days). For tokens from the Auth Code flow their expiration is about 4 hours, but can be refreshed so is not an issue.
From the docs
The expiry is in seconds. So for Implicit OAuth tokens and App tokens the expiration is about 60 days (+/- a few days). For tokens from the Auth Code flow their expiration is about 4 hours, but can be refreshed so is not an issue.
From the docs