UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+5GTtoAvaHr6tBEEOLqFcfYuEXqHjIUSVsCWPSjdD/w=' 
WHERE 
  key_id = '5996664eef89d622b872585907b257732a9e1b88b81cde5c3f5d36ecae15dc5a' 
  AND (
    token = '+5GTtoAvaHr6tBEEOLqFcfYuEXqHjIUSVsCWPSjdD/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )