UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iFKLN400JwPLkIjBklYyWJNNBOuqe4yxBx0KSK0JvKE=' 
WHERE 
  key_id = '39b36b8c66adc457404784e3358ec718ac4f9de73a7bfc3c45fada8b8d688be2' 
  AND (
    token = 'iFKLN400JwPLkIjBklYyWJNNBOuqe4yxBx0KSK0JvKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )