UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Duf+Wh1udvGnIT2Y5RiT6aoD/xFarZBvKiAcFjN6P84=' 
WHERE 
  key_id = '6947cda297e6e3a29e100e3576191691765cd749f2d9d9d5e316c0e33bc5a694' 
  AND (
    token = 'Duf+Wh1udvGnIT2Y5RiT6aoD/xFarZBvKiAcFjN6P84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )