UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pn9aLkmnsOIwCTZDmb+jV62KGY9797VFoyGEWxGa0NE=' 
WHERE 
  key_id = '9596afa81640ea92966f25d641a351f00fb18d28f8ae078c80c111da86a15068' 
  AND (
    token = 'Pn9aLkmnsOIwCTZDmb+jV62KGY9797VFoyGEWxGa0NE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )