UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4M2/HNW0x51wzu5e4fKW7knyTzdtUEPX5VNfRFCoYHM=' 
WHERE 
  key_id = 'c4b6bcd202b9ae4a24a62bba0d037a5045a9dd4ba21a9d7b8e96cf19884f0074' 
  AND (
    token = '4M2/HNW0x51wzu5e4fKW7knyTzdtUEPX5VNfRFCoYHM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )