Yep, that’s most likely expired key, check with
pacman-key -l andrew@archlinux.org
and if indeed expired, you can safely remove it with
sudo pacman-key --delete andrew@archlinux.org
Yep, that’s most likely expired key, check with
pacman-key -l andrew@archlinux.org
and if indeed expired, you can safely remove it with
sudo pacman-key --delete andrew@archlinux.org