UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PVZym08T3PsME6NbayYiGIW4NO1MTXv3SIgWllH7fgY=' 
WHERE 
  key_id = '6e2d156dbd4c87d623fca203210b8617961dff096975d8eaa889c754dd67f6f1' 
  AND (
    token = 'PVZym08T3PsME6NbayYiGIW4NO1MTXv3SIgWllH7fgY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )