UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MoHikXuKPfedS0NH0caLy/BGfbYvhkRuBcMWs7fBiN0=' 
WHERE 
  key_id = '8df155999dcdf540f2074b61a3b682a5ec0014ca0a7616a18618a01e155bd639' 
  AND (
    token = 'MoHikXuKPfedS0NH0caLy/BGfbYvhkRuBcMWs7fBiN0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )