set sql_log_bin=0;
set autocommit=0;

use kamailio;

ALTER TABLE location CHANGE expires expires_old datetime;
ALTER TABLE location CHANGE last_modified last_modified_old datetime;
ALTER TABLE location ADD expires datetime NOT NULL DEFAULT '2030-05-28 21:32:15';
ALTER TABLE location ADD last_modified datetime NOT NULL DEFAULT '1900-01-01 00:00:01';
UPDATE location SET expires=FROM_UNIXTIME(expires_old);
UPDATE location SET last_modified=FROM_UNIXTIME(last_modified_old);
ALTER TABLE location DROP expires_old;
ALTER TABLE location DROP last_modified_old;

commit;