UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5+zY3rMfnlPs2Y6dmI3OKwlARBPfd6bnN9yBFURMshY=' 
WHERE 
  key_id = '39518389d043f5a4f29e6e43327a9c280f10b76189458c945e34f638886bd98a' 
  AND (
    token = '5+zY3rMfnlPs2Y6dmI3OKwlARBPfd6bnN9yBFURMshY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )