UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ltn/1yCQftXJJdpQby0fliWR2MkqFBtZSzU49pLTfto=' 
WHERE 
  key_id = '31d3993558c66160511ec5f8e1459f230a68c32b43cc67175ad4a511773b99b1' 
  AND (
    token = 'ltn/1yCQftXJJdpQby0fliWR2MkqFBtZSzU49pLTfto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )