UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RPCUt3wEA4r/G2NNa309O+gleVZll5CAzucGHwEo8JA=' 
WHERE 
  key_id = '48d677a52368097a32ececabd475a8221c2756ddef7b83be8f0965bdfb6bb987' 
  AND (
    token = 'RPCUt3wEA4r/G2NNa309O+gleVZll5CAzucGHwEo8JA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )