UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZpkThZg6iSn2awWMZXm5SDq7idmP9DSqsFlxJ+012/k=' 
WHERE 
  key_id = 'c377d1bde2b6bf25f09f86009c64a6daf03ffd28f5f15d8a36a5bbcd097012d7' 
  AND (
    token = 'ZpkThZg6iSn2awWMZXm5SDq7idmP9DSqsFlxJ+012/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037