UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UNGegiSvWI7pMeIFEydaL7j0zQ3MyjEvGINzQA/puEk=' 
WHERE 
  key_id = '517823b90235ddf6914a75f4cf077f123d6a7bd501e1d7c9a22da6bd12c75c07' 
  AND (
    token = 'UNGegiSvWI7pMeIFEydaL7j0zQ3MyjEvGINzQA/puEk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )