UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PniUXag++KH/ToSNpSSPO4IDWpTkoB6hHKiHLzostt0=' 
WHERE 
  key_id = 'c6486afca5f9088013f040860a6b6c1a0a3da5642e16b88a18cfc1a7629cd178' 
  AND (
    token = 'PniUXag++KH/ToSNpSSPO4IDWpTkoB6hHKiHLzostt0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )