UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lFfYbEwxWEgKG3GWRNvYRUEYskaSydktoYNIVuECZ/s=' 
WHERE 
  key_id = '7c39fe6ed7c697c101163c8c74849169cce5f4518f41e62b251a1b476ae9e3b3' 
  AND (
    token = 'lFfYbEwxWEgKG3GWRNvYRUEYskaSydktoYNIVuECZ/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )