Hi,
If possible reboot the server & try to run updatedbtime.bat
If above steps didn't help, you have following choices left.
1) Upgrade to the latest SEP version i.e SEP 12.1 RU1 MP1
2) Log a web case with Support.
How to create a new case in MySupport
http://www.symantec.com/docs/TECH58873
How to Create and Validate a SymAccount for using Symantec's MySupport
http://www.symantec.com/docs/HOWTO31127
3) SEP next release SEP 12.1 RU2 is on road map, you can test with beta version
https://symbeta.symantec.com/login.html