UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hMi2KRq9FLX+15rFhteoSB0MERLDs6XWn+BJG2c2NW8=' 
WHERE 
  key_id = '6e6d30861acf9486d50d9142c337e276b47a167e4d3ef95b5a72ee226cdff9af' 
  AND (
    token = 'hMi2KRq9FLX+15rFhteoSB0MERLDs6XWn+BJG2c2NW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )