UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sz4t008KltDAhHiseLyUD7DqUlJh3TbaAiCOqO8MkZw=' 
WHERE 
  key_id = '71df56ebe54e08680ab37f9f2da29c25048950ea576751af9e7b64f603dbd5d0' 
  AND (
    token = 'Sz4t008KltDAhHiseLyUD7DqUlJh3TbaAiCOqO8MkZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )