SELECT *
FROM roller
WHERE
  time_stop >= '2013.02.05'
  AND time_start <= '2013.02.05'
  AND user_id = 1
  AND (tc_servers LIKE '44;%' OR tc_servers LIKE '%;44;%' OR tc_servers LIKE '%;44' OR tc_servers = '44')

SELECT *
FROM roller
WHERE
 (tc_servers LIKE '44;%' 
 OR tc_servers LIKE '%;44;%' 
 OR tc_servers LIKE '%;44' 
 OR tc_servers = '44')
 AND time_stop >= '2013.02.05'
 AND time_start <= '2013.02.05'
 AND user_id = 1