UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R2w+lS+GfFuYS5J51aZZ1WSCrfotQN7GmTz5+I+uFVU=' 
WHERE 
  key_id = 'b52b0319a97165fe2773d72c7874ff226334c67e03b79bebcc3a2f88b4773583' 
  AND (
    token = 'R2w+lS+GfFuYS5J51aZZ1WSCrfotQN7GmTz5+I+uFVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )