UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUSig5ZmzwyeLkySvtjxz6Pi4uJ3SuPDwTIBWlEbeLo=' 
WHERE 
  key_id = '6bc7deb5b04af6263102cc94694b0d21a6fe7b84a92c7f9b795eca1a85f0e3da' 
  AND (
    token = 'RUSig5ZmzwyeLkySvtjxz6Pi4uJ3SuPDwTIBWlEbeLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )