UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'raPE6ce/MB/PzroK1byK0exx0mLW0Ni6Q+Lj+K3gsg4=' 
WHERE 
  key_id = 'c3b95c9c7da8b523b822b53f349a5083a8f9055e5d93caa284b2baeb45f468e6' 
  AND (
    token = 'raPE6ce/MB/PzroK1byK0exx0mLW0Ni6Q+Lj+K3gsg4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )