UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yRTaiZqHv0QNtsAqszs3Jao4YIXEvL6YZ/ZARNCHnhw=' 
WHERE 
  key_id = '8d43b6167c7221f397a93760516e4732a3b19a9be16b9a118b6951e7961da917' 
  AND (
    token = 'yRTaiZqHv0QNtsAqszs3Jao4YIXEvL6YZ/ZARNCHnhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )