UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I5kky/Rx1NmvvqI6Ewz0AeQ0YWVk8MwwNhttFvJMiXE=' 
WHERE 
  key_id = '97b082ce0f1ac19788572c2b6c1978a396724b6ed5bb8cd8e09a7bfe38594758' 
  AND (
    token = 'I5kky/Rx1NmvvqI6Ewz0AeQ0YWVk8MwwNhttFvJMiXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )