UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RwgN57HT7eh2fmNUTVjMhcQZFmcGlzU1eW29yeruWWs=' 
WHERE 
  key_id = 'be3cb84ed8b68b96820076af6fbd740580437b4bb37b046469f4a8d80123ba74' 
  AND (
    token = 'RwgN57HT7eh2fmNUTVjMhcQZFmcGlzU1eW29yeruWWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )