UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gHcaiIN51cpC8d3ehXOpfY0aV0qSMinfD1AuV6kkzi0=' 
WHERE 
  key_id = '6ab83c2603468dfa9a9b30181106615bf835f969d3502e78e664415f1ae5e41e' 
  AND (
    token = 'gHcaiIN51cpC8d3ehXOpfY0aV0qSMinfD1AuV6kkzi0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )