UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HcF6ZTcp2UXGI2+U7VvZOPobYkJkX7+xum2mCsugMSI=' 
WHERE 
  key_id = '6a4994004abfcd340816896366540c4db18bb410bd3ad0a0e0535f75beccc270' 
  AND (
    token = 'HcF6ZTcp2UXGI2+U7VvZOPobYkJkX7+xum2mCsugMSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )