UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DHJ1aX41sYxwr0rHKbChNIv0N/T7K8RcIhBDyzBQqkM=' 
WHERE 
  key_id = '75b2f7012a27b99a37e52cabeb1d2d35deb87f09e48b840a04a16c355757d26c' 
  AND (
    token = 'DHJ1aX41sYxwr0rHKbChNIv0N/T7K8RcIhBDyzBQqkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )