UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'llfp0ofA/OHLps6tl1NQ8FctXLSgzpsEtcW2aX034tE=' 
WHERE 
  key_id = '96be68f3a4d7ed22b75c8c577efff28d748b20b74c498a2940a48c410f1556cf' 
  AND (
    token = 'llfp0ofA/OHLps6tl1NQ8FctXLSgzpsEtcW2aX034tE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )