UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9qZhMpYG9IajNhMuczWi0gFDJhPk/TkHqZrG36WDDJQ=' 
WHERE 
  key_id = '6fef3a9357aff80d472d6fbf23028b30b1a6500aee40210123d0ea1666e5e726' 
  AND (
    token = '9qZhMpYG9IajNhMuczWi0gFDJhPk/TkHqZrG36WDDJQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )