UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DkbcCpZZ5YZhP8BJqLYYHkbqSicTb2iOn0Gpno1cH2o=' 
WHERE 
  key_id = '902c3b97fe74749b6d7ccac283d4d3552bf458d883a7c57b610c8f072acc6306' 
  AND (
    token = 'DkbcCpZZ5YZhP8BJqLYYHkbqSicTb2iOn0Gpno1cH2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )