UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KMHVekbNeqyL6FAwwrtZmUW5qsCeAJoh+XcFQBdlId4=' 
WHERE 
  key_id = '8d6c964c39121318ca35a799f9ec32098ed4fdfaf140201e31a88144a9bcae9b' 
  AND (
    token = 'KMHVekbNeqyL6FAwwrtZmUW5qsCeAJoh+XcFQBdlId4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )