UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fxPP/wyx0EpXTkRGOcSkP0I7gQIqNVUSNl7oLXHJHv4=' 
WHERE 
  key_id = '79264e117a7820eee5e29a40600caee0ad342cd32b9cb79b0f13e11bdb600f81' 
  AND (
    token = 'fxPP/wyx0EpXTkRGOcSkP0I7gQIqNVUSNl7oLXHJHv4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )