You're not getting on the plane to Lisbon!
Per TIMATIC, the database used by airlines, transit in Portugal is possible for:
Passengers arriving from a non-Schengen Member State with a
confirmed onward ticket for a flight within 24 hours to a third country which is not a Schengen Member State
Furthermore, you're not exempt from the entry ban (you would be ...
As these are all intra-Schengen flights, there won’t be any passport control operations. Depending on the specifics, you may have to go through security.
If you book the two legs on a single ticket, then this means the airline thinks there is enough time to make the connection, and they should take care of you if a delay in the first leg makes you miss the ...