UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tW7KeAbqCMdWP1tfUsuTS0Th1EKo2aJONm8TuYXxqWc=' 
WHERE 
  key_id = '6926fb2dadc79e22cdc3b7d20b611d6892189fafc8e6bdbc1b8c58694b3a622f' 
  AND (
    token = 'tW7KeAbqCMdWP1tfUsuTS0Th1EKo2aJONm8TuYXxqWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )