UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nnHHu3trBoTvVv/DaTdoTKfF1N40xRhiDoDIdXKRHOw=' 
WHERE 
  key_id = '366c211431a8b2847b3ccea36534ae020a46691e42837f55732a80487ef5a797' 
  AND (
    token = 'nnHHu3trBoTvVv/DaTdoTKfF1N40xRhiDoDIdXKRHOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039