UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u9iUjn6zXbNxn4vsi+PHt/y7AGi5YbQBZqER9gCGo00=' 
WHERE 
  key_id = 'ab9e27520c4ec95abc4e60196f3166e6120f587fe8ccb88cf25179f43ce887e6' 
  AND (
    token = 'u9iUjn6zXbNxn4vsi+PHt/y7AGi5YbQBZqER9gCGo00=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )