UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8MNilMUCcBQpJBBIVbctAnU4AtVrMv3LB7BoE+nFrk=' 
WHERE 
  key_id = '47edfdf113b55da69fb4585863335d6a93abdf49e9ceb462626a030f6276b2b2' 
  AND (
    token = '/8MNilMUCcBQpJBBIVbctAnU4AtVrMv3LB7BoE+nFrk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )