CentOS 7 update from 6 and MySQL down

[root@localhost modules]# php
PHP Warning: PHP Startup: Unable to load dynamic library ‘/usr/lib64/php/modules/mysql.so’ - /usr/lib64/php/modules/mysql.so: symbol mysql_fetch_row, version libmysqlclient_18 not defined in file libmysqlclient.so.18 with link time reference in Unknown on line 0
PHP Warning: PHP Startup: Unable to load dynamic library ‘/usr/lib64/php/modules/mysqli.so’ - /usr/lib64/php/modules/mysqli.so: symbol client_errors, version libmysqlclient_18 not defined in file libmysqlclient.so.18 with link time reference in Unknown on line 0
PHP Warning: PHP Startup: Unable to load dynamic library ‘/usr/lib64/php/modules/pdo_mysql.so’ - /usr/lib64/php/modules/pdo_mysql.so: symbol mysql_options, version libmysqlclient_18 not defined in file libmysqlclient.so.18 with link time reference in Unknown on line 0
PHP Warning: PHP Startup: Unable to load dynamic library ‘/usr/lib64/php/modules/memcached.so’ - libsasl2.so.2: cannot open shared object file: No such file or directory in Unknown on line 0

I upgrade PHP 5.5 and solved problem.