UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y999h/kbXrpLiQVTrQJ0K2fJ0ntbTTB2+6ARDR+DiBc=' 
WHERE 
  key_id = '4eed3919359b883ddf51453e3671c2ce7d8d9c96438f97a6b6a4cc587b02ac8f' 
  AND (
    token = 'y999h/kbXrpLiQVTrQJ0K2fJ0ntbTTB2+6ARDR+DiBc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )