UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T4+g6iiefr13aXFIpnlcNNvWcx/nFJfE1cZ8ke4Ti7Q=' 
WHERE 
  key_id = 'dac576598bc426eebe47c0ab4a0eb38fe37bafd6b91da651c026e38e851aa561' 
  AND (
    token = 'T4+g6iiefr13aXFIpnlcNNvWcx/nFJfE1cZ8ke4Ti7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )