UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ah2ymCb/jCDAL2pTu6hasKflF7rDEd0NF3OwolGsoIg=' 
WHERE 
  key_id = '8f49c2af1f55f606df105ca1ea25cbd5517428e0958ff1ad9de28b4dfee037ab' 
  AND (
    token = 'Ah2ymCb/jCDAL2pTu6hasKflF7rDEd0NF3OwolGsoIg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )