How to update PHP from 5.3.3-3.el6 to latest version?

Issue

• Unable to update PHP package due to following dependency error while running yum:

Error: Package: php-mbstring-5.3.3-3.el6.x86_64 (installed)
           Requires: php-common = 5.3.3-3.el6
           Removing: php-common-5.3.3-3.el6.x86_64 (@anaconda-RedHatEnterpriseLinux-201105101844.x86_64/6.1)
               php-common = 5.3.3-3.el6
           Updated By: php-common-5.3.3-3.el6_1.3.x86_64 (rhel-x86_64-server-6)
               php-common = 5.3.3-3.el6_1.3
           Available: php-common-5.3.2-6.el6.x86_64 (rhel-x86_64-server-6)
               php-common = 5.3.2-6.el6
           Available: php-common-5.3.2-6.el6_0.1.x86_64 (rhel-x86_64-server-6)
               php-common = 5.3.2-6.el6_0.1
You could try using --skip-broken to work around the problem
You could try running: rpm -Va --nofiles --nodigest