fail to add back acl account after delete an account

[yuz10]

BUG REPORT

1. Please describe the issue you observed:

• What did you do (The steps to reproduce)?
  first, delete an accesskey using deleteAccessConfig
  2nd, add the accesskey back using updateAccessConfig
  3rd, get the acl list using getAllAclConfig

• What did you expect to see?
  the acl list should contain the accesskey

• What did you see instead?
  the acl list don't contain the accesskey

2. Please tell us about your environment:

3. Other information (e.g. detailed explanation, logs, related issues, suggestions how to fix, etc):