UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hkus6DZ1E7WZIl5qEu43PCBiz9nMbRtL/jr0zJIwoFI=' 
WHERE 
  key_id = 'ad351bdc81a46b8660403e946ed982d65a7a87ebd79610358cc09829b687483a' 
  AND (
    token = 'hkus6DZ1E7WZIl5qEu43PCBiz9nMbRtL/jr0zJIwoFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )