UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QnkIqXN3MAUlE4DKt/kMrKOg1VThffxcOcU82uY8L7Y=' 
WHERE 
  key_id = '958592aad0cae3d81806852b9a4632c04d81458958425870c88e63069af8d641' 
  AND (
    token = 'QnkIqXN3MAUlE4DKt/kMrKOg1VThffxcOcU82uY8L7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )