UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RhvdKhTvS6QEsgZRYuOHLTEY7LkrE7+oXGNKGYsMO0A=' 
WHERE 
  key_id = '2a34bf24706b64829d6a8826e58876a28bd98d573056453b6ba5b8cd45c57b08' 
  AND (
    token = 'RhvdKhTvS6QEsgZRYuOHLTEY7LkrE7+oXGNKGYsMO0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )