UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4VXGPyqzo5ZMLZ5OdQr2qr3y5xzGKok3adqnecbjwso=' 
WHERE 
  key_id = '911d99ed8d95ce040f55224c3bd2c2a0244c3099c441192c34748ede91c0cee7' 
  AND (
    token = '4VXGPyqzo5ZMLZ5OdQr2qr3y5xzGKok3adqnecbjwso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )