UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bCaKm+qYKKLc1W3FucNgTcZaj6WSNY0m1oV4TvYZiCY=' 
WHERE 
  key_id = 'b4e0db1d5e7406a85a650dc110479c6017526c75d8902e09be6f64f18075b7d4' 
  AND (
    token = 'bCaKm+qYKKLc1W3FucNgTcZaj6WSNY0m1oV4TvYZiCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )