UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3g6m9E/7EiP5bhCpfIgtXskocRzvzENlUwzry1lkrBw=' 
WHERE 
  key_id = 'e5f0434a3cd9d40709ad24d617dc4b1e27cfce9d0105bbac7480d01489e14050' 
  AND (
    token = '3g6m9E/7EiP5bhCpfIgtXskocRzvzENlUwzry1lkrBw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )