UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VG9RO97eMNBLteLmWcpwej+w+D542mTNOlHhUiX/D18=' 
WHERE 
  key_id = 'd6ed03ed60fdaf73258bd2218a9718165a0c1b43a60c17bd33f337199215019d' 
  AND (
    token = 'VG9RO97eMNBLteLmWcpwej+w+D542mTNOlHhUiX/D18=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )