UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8KSjl34fK9lArC8jBgdkUQzMlngDZJIve9ovxXgaHJw=' 
WHERE 
  key_id = 'c19466d44474145e9cf776a6f6a7fa3edd4e40a55cb1a26ca0bd1c56642a9745' 
  AND (
    token = '8KSjl34fK9lArC8jBgdkUQzMlngDZJIve9ovxXgaHJw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038