UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MU7u2LCU5pmjWHM62k+For/kTlRd260ZIveY6nRa94Y=' 
WHERE 
  key_id = 'a8886deb90591e6b4d198103e6dde7f5397005d207715567f8f94f652fb77171' 
  AND (
    token = 'MU7u2LCU5pmjWHM62k+For/kTlRd260ZIveY6nRa94Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )