UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cQ4lpiW3y0AKc0WaYzjONhzZuDxFiOrpg55dKe//fNA=' 
WHERE 
  key_id = '78df623f80bab35935d0a74a61f44d810020f4c61dba82b93e43dced68c682a0' 
  AND (
    token = 'cQ4lpiW3y0AKc0WaYzjONhzZuDxFiOrpg55dKe//fNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )