UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HwZdzyBdWL24v1ih4gKm2fFLlwKYuQQHn3W3VWRY+EI=' 
WHERE 
  key_id = 'cf85fcbb3866d24703e877e30c567c40aba44f8270be8bfec998fc2693b1def9' 
  AND (
    token = 'HwZdzyBdWL24v1ih4gKm2fFLlwKYuQQHn3W3VWRY+EI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )