UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YkUd1j7J2XDytNTB/AUiZ4CHuar/m/wVxIUd5LCnhhA=' 
WHERE 
  key_id = '49c8c5622f8720b01b90a7ad83c9bc5edd73c7c45425550cf7f95434634836e5' 
  AND (
    token = 'YkUd1j7J2XDytNTB/AUiZ4CHuar/m/wVxIUd5LCnhhA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )