UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xg9woHJ9J9KiIyNpAzi2sPhkS0e3W80p5UKMBMa0+fo=' 
WHERE 
  key_id = '39bc294798c2c9580967e5f15afd1cf66f9d1fd62c4dc7880218d233d475f048' 
  AND (
    token = 'xg9woHJ9J9KiIyNpAzi2sPhkS0e3W80p5UKMBMa0+fo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )