UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V+gK33Xgspz+AFjyKM2yEWsuQwDPuzvBmoEdC3YfCmY=' 
WHERE 
  key_id = '4bf8dde62f7673040476cac5b268b570984aad8e58b407d17a17cbfb0a404ba2' 
  AND (
    token = 'V+gK33Xgspz+AFjyKM2yEWsuQwDPuzvBmoEdC3YfCmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )