UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BZaoebNa0e8zpGWxPSRYrhHk78lNfxdrH3WHvOqXzcs=' 
WHERE 
  key_id = '649bad2a8c407b0214fadb104d565b492ac95f741260dd3e580756d9b1b4a273' 
  AND (
    token = 'BZaoebNa0e8zpGWxPSRYrhHk78lNfxdrH3WHvOqXzcs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )