UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pyztWAWc5TzMoZbwFhONwl2HdlMzrc8A5IBZZn8ePLo=' 
WHERE 
  key_id = '76aa78791b039146dedc195ceca15d64a3d522cbec5b385c995c7df4deb7d9c5' 
  AND (
    token = 'pyztWAWc5TzMoZbwFhONwl2HdlMzrc8A5IBZZn8ePLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )