UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2/b6DruVis90OQdhje5ukFKX3wznBMeBwqW21ZEJT+Y=' 
WHERE 
  key_id = '42b9b4ff99b420d2426edba8270f2f91c691304e49dc52d42eed99371ef3672f' 
  AND (
    token = '2/b6DruVis90OQdhje5ukFKX3wznBMeBwqW21ZEJT+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )