MariaDB [evol]> update 'login'
    -> set
    -> 'user_pass' = 'password'
    -> where 'login'.'userid' ='s1';
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ''login'
set
'user_pass' = 'password'
where 'login'.'userid' ='s1'' at line 1