UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MU2aMP4KmXhCOGSfw6CTC2rsAsLd5kAnWU6Rjuka9sI=' 
WHERE 
  key_id = '15d031d19d2db7d2eaf362d6418d8d1dd353a439b0346a0cb4e699861e94ce88' 
  AND (
    token = 'MU2aMP4KmXhCOGSfw6CTC2rsAsLd5kAnWU6Rjuka9sI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )