UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUx8rSJuhldf/tWZbLpz2e9h2rvcNvW4cbQLbhZFfE8=' 
WHERE 
  key_id = '252abb448ac96313a791de7bf77a7cee5c360322134fe5eebd6350c71550cdda' 
  AND (
    token = 'RUx8rSJuhldf/tWZbLpz2e9h2rvcNvW4cbQLbhZFfE8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )