UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sMJ8tw/DH9waW1oXzpiF/hFeSaZNQYuV/DgJmS1iKEY=' 
WHERE 
  key_id = '90a087d40ea201a40d992245024baf40805c1954e5ef43fe373b288e692197ec' 
  AND (
    token = 'sMJ8tw/DH9waW1oXzpiF/hFeSaZNQYuV/DgJmS1iKEY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )