UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rATwExy6NSu7ru3ZyfOWVnYjvKexq9t+sOqi8BoyppA=' 
WHERE 
  key_id = '39c141d234490c74c4c13540019f613c240b7f024fc32a63667f57084cfa363b' 
  AND (
    token = 'rATwExy6NSu7ru3ZyfOWVnYjvKexq9t+sOqi8BoyppA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )