UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lL4qL52852kZYICQfb6/54kXmvB1lhEUTnPwyJrzkf8=' 
WHERE 
  key_id = '6b848853bc1b285320c96e7c19a5f6355bd8ff21c60b069b4f0e90530f2ad1e1' 
  AND (
    token = 'lL4qL52852kZYICQfb6/54kXmvB1lhEUTnPwyJrzkf8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )