Clients are expected to reject expired certificates. If a client, for whatever reason, accepts an expired certificate, and then checks to see if the certificate has been explicitly revoked, it will most likely be disappointed. From RFC 5280 ("Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile"):

Jul 31, 2014 How can I revoke my certificate? - SSL Certificates Sep 18, 2019 Revoking a Certificate « External Certificate Authority • The WidePoint-ORC IA may revoke any certificate within its domain for reasons identified in this CPS • Other parties may also request revocation of certificates through a RA or LRA. The RA or LRA shall validate the credentials of the requesting party, and the RA shall determine if the revocation request meets the requirements of Section 4 Revoke an endpoint certificate with ISE - Cisco Community

You can revoke the certificate from within the Certificate Authority MMC snap-in on the server that is running the CA role. Select the Certification Authority (Computer)-> then your CA name -> Issued Certificates -> find and select the Certificate(s) for the user in question and from the Action Menu select Revoke Certificate.

Revoking a Certificate « External Certificate Authority • The WidePoint-ORC IA may revoke any certificate within its domain for reasons identified in this CPS • Other parties may also request revocation of certificates through a RA or LRA. The RA or LRA shall validate the credentials of the requesting party, and the RA shall determine if the revocation request meets the requirements of Section 4

Revoke-Certificate - PKI Solutions Inc.

Reissue, Renew & Revoke SSL Certificate | Venafi Oct 04, 2018 Let's Encrypt? Let's revoke 3 million HTTPS certificates Mar 03, 2020 Revoked Certificate Removal