UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UuVapBuJ/WTzYEdhxqmCtT6SmumbT2UQ5KcIfbG2fdA=' 
WHERE 
  key_id = '31ca21b38cd4759e8a57ecdefca675b3537613e3ef8cc882536cfb9699adb77b' 
  AND (
    token = 'UuVapBuJ/WTzYEdhxqmCtT6SmumbT2UQ5KcIfbG2fdA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )