UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iO/5jGNYZBrURQfATxDfN84Dor2a6hvRyEI+DA6iFgE=' 
WHERE 
  key_id = '538bb36c3ccb7199de75da19e4ee493a843613594c922ced6d0e878e93399061' 
  AND (
    token = 'iO/5jGNYZBrURQfATxDfN84Dor2a6hvRyEI+DA6iFgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )