UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mHA6ygb6At6WvMiOQDEcLj6nuygE7hPVef/2u7SQ8vU=' 
WHERE 
  key_id = '1881d2e0dd7eba33b00b0e58a5fa5b380a0bb4642e487f9a609cfc43d8061b91' 
  AND (
    token = 'mHA6ygb6At6WvMiOQDEcLj6nuygE7hPVef/2u7SQ8vU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )