UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4tibymgZ9RIPHsPRtJzUGLWkCMMtgLo6xXE8BxVdRw=' 
WHERE 
  key_id = '8238a6487539e9260e9f0491bf8aa69d80b4f6cf2761405eb32deb3d7b0243fe' 
  AND (
    token = 'U4tibymgZ9RIPHsPRtJzUGLWkCMMtgLo6xXE8BxVdRw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )