UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OBZiIeGpGTEyaCJ8wgu1NdiDne50CZQ5YUyNYgYisDk=' 
WHERE 
  key_id = '448bc66d721ee935101fba9c4c0831b5eeb22266588b5d0e4415a13b54bf1f42' 
  AND (
    token = 'OBZiIeGpGTEyaCJ8wgu1NdiDne50CZQ5YUyNYgYisDk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )