UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vItLXwMyNxcPBevWV0lFHxXJrRvschWZJ4xpseKb0eM=' 
WHERE 
  key_id = 'c6b873b27b4cdcb57ed76433ba840340f4c3e2af8943953ea79f8e017b5a4121' 
  AND (
    token = 'vItLXwMyNxcPBevWV0lFHxXJrRvschWZJ4xpseKb0eM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )