UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UHNFAYF7jjshY3/Eov3fKD1xnPYUseF2XfX4/sur51E=' 
WHERE 
  key_id = '6bf3b103a29c88a2496026539dac6c71267835b8ba094f1e0aa7fc71023e153e' 
  AND (
    token = 'UHNFAYF7jjshY3/Eov3fKD1xnPYUseF2XfX4/sur51E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )