UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Do2IkziTxlhnitp71VOZJURX0+r6h5lvV3oFBsVAxA=' 
WHERE 
  key_id = '7322f31d534fc759a170a035d7d78b4915df6d8aeae3106b4219f51304853ccb' 
  AND (
    token = '3Do2IkziTxlhnitp71VOZJURX0+r6h5lvV3oFBsVAxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )