UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ggNfGK+spUGax59sOYRm2jQWkLo3JKSeMYOVIhoneo=' 
WHERE 
  key_id = '294d37146b8e7a38adf35b2a3ee68afb52adbea0d36fc471c87396180b32520d' 
  AND (
    token = '6ggNfGK+spUGax59sOYRm2jQWkLo3JKSeMYOVIhoneo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )