UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HzoJpsiCKpAHHAv1zcpblV1JshB2N4IEOdgpwldguU=' 
WHERE 
  key_id = '19e4ad63edbb61b683e098e580090ccc21998a8788fc1db10b51f19cc6781907' 
  AND (
    token = '6HzoJpsiCKpAHHAv1zcpblV1JshB2N4IEOdgpwldguU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )