UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ppAED3kYYiyfn0z7wILFUx2nZaAi4LxKu0JJnLslMlQ=' 
WHERE 
  key_id = '751634f605ed9d58177bfa2cdf1d8a23b39f30cd52eba58977bede69cb6376ba' 
  AND (
    token = 'ppAED3kYYiyfn0z7wILFUx2nZaAi4LxKu0JJnLslMlQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )