UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+yj4EHop8ud7in0ghuCAZAN/2uGqtsXT0Wx66Sh3Ak=' 
WHERE 
  key_id = '6ec44fa4cac7888995f1d600c874232572af53a91f62de8a58dddd12634fdf38' 
  AND (
    token = 'r+yj4EHop8ud7in0ghuCAZAN/2uGqtsXT0Wx66Sh3Ak=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )