UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5mOmJ2wLnqIbwR4U6FUsEY6qyn3kdjod4eadH3GEDsc=' 
WHERE 
  key_id = '2879b3d290f2ea9362f408ea55ad00632c130f44c7d4de02ba9bb940472eed22' 
  AND (
    token = '5mOmJ2wLnqIbwR4U6FUsEY6qyn3kdjod4eadH3GEDsc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )