UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MFcnvqILnG4AOmA4a67K1qineOnWR5/vkE/ug9I+3FU=' 
WHERE 
  key_id = '9b8a4033ba3a929e182ce7adec9e207c45aa607647bb74ea9a893659c2f1fd2e' 
  AND (
    token = 'MFcnvqILnG4AOmA4a67K1qineOnWR5/vkE/ug9I+3FU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )