UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WKbXVu0Rmq6l5dIuP/qDt7pEgE4SsU4Zwi5n0yX9yRg=' 
WHERE 
  key_id = '15159f75add6e2de1a17f3e5a922a29a036e303d440bf056440559d2f59ce1a0' 
  AND (
    token = 'WKbXVu0Rmq6l5dIuP/qDt7pEgE4SsU4Zwi5n0yX9yRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )