EXPKEYSIG 97BD1A0133449C3D

Aaaand another expired signature, this time from goaccess.io

W: An error occurred during the signature verification. The repository is not up dated and the previous index files will be used. GPG error: https://deb.goaccess .io buster InRelease: The following signatures were invalid: EXPKEYSIG 97BD1A013 3449C3D Gerardo Orellana goaccess@prosoftcorp.com
W: Failed to fetch https://deb.goaccess.io/dists/buster/InRelease The following signatures were invalid: EXPKEYSIG 97BD1A0133449C3D Gerardo Orellana

Fix it with

sudo apt-key del 97BD1A0133449C3D
sudo rm -rf /usr/share/keyrings/goaccess.gpg
wget -O - https://deb.goaccess.io/gnugpg.key | gpg --dearmor | sudo tee /usr/share/keyrings/goaccess.gpg >/dev/null
cd /usr/share/keyrings
sudo apt-key add goaccess.gpg

After this you can run apt update && apt upgrade again.