Invalid Action error when trying to open Microsoft CRM 4.0; CrmWRPCTokenKey Expires

I was getting the Invalid Action error when trying to open Microsoft CRM 4.0.

CrmWRPCTokenKey
CrmKey(Id:f2325117-8ab9-e011-9379-00155d009105, ScaleGroupId:00000000-0000-0000-0000-000000000000, KeyType:CrmWRPCTokenKey, Expired:True, ValidOn:07/29/2011 02:25:58, ExpiresOn:08/31/2011 02:25:58, CreatedOn:07/29/2011 02:25:58, CreatedBy:NT AUTHORITY\NETWORK SERVICE
CrmKeySetting(Id:a24534e8-f95d-4885-9b90-91894176bba3, KeyType:CrmWRPCTokenKey, KeyLength:128, KeyGenerationInterval:720, KeyTimeToLive:792, CryptoTimeToLive:72, Algorithm:HMACSHA256, ArchiveLength:1, Enabled:True, ActiveKeys:[ScaleGroupId=00000000-0000-0000-0000-000000000000,ActiveKeyId=f2325117-8ab9-e011-9379-00155d009105])

Fix:
Starting the Microsoft CRM Asynchronous Processing Service.
If the Crm Asynchronous service can NOT be started, restart the server or all related servers.