Fix broken yum database (DB_RUNRECOVERY)

error: rpmdb: BDB0113 Thread/process 633/140720390891328 failed: BDB1507 Thread died in Berkeley DB library
error: db5 error(-30973) from dbenv->failchk: BDB0087 DB_RUNRECOVERY: Fatal error, run database recovery
error: cannot open Packages index using db5 - (-30973)
error: cannot open Packages database in /var/lib/rpm
CRITICAL:yum.main:

Error: rpmdb open failed
[root@crowdfundmailer ~]# rm -f /var/lib/rpm/__db*
[root@crowdfundmailer ~]# rpm --rebuilddb
[root@crowdfundmailer ~]# yum update
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: centos.mirror.triple-it.nl
* epel: ftp.nluug.nl
* extras: centos.mirror.triple-it.nl
* updates: centos.mirror.triple-it.nl
Resolving Dependencies