UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fjG2pLXeSB6fVrYyzPHAdvz2KtnSrd5IZbWmajlSK7o=' 
WHERE 
  key_id = '81f2be141ff9fb80ce944671b8abf61a663dc04aa9cb2b2697b61454c98ec114' 
  AND (
    token = 'fjG2pLXeSB6fVrYyzPHAdvz2KtnSrd5IZbWmajlSK7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )