UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8HYUDt0vPf7GbmXxJcGAthhYb3JANBhb7HUK3xvNPxw=' 
WHERE 
  key_id = '81c8f910cff6f6dc949744693bba3f6bda5b665c7e91bed208989224b6d52035' 
  AND (
    token = '8HYUDt0vPf7GbmXxJcGAthhYb3JANBhb7HUK3xvNPxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )