UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yKrYHx5vpKutamS/bKsdpNbMwq7OnHRuWpL5zCgDRQE=' 
WHERE 
  key_id = '137a6e3dd1c781d375790ff4149a3f68a72dc707c28202b6102a8c347c2338db' 
  AND (
    token = 'yKrYHx5vpKutamS/bKsdpNbMwq7OnHRuWpL5zCgDRQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )