UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y7QO4Pltw45WPGINx9FqWzrgFmOhmc7auNj4T4DXaEA=' 
WHERE 
  key_id = '39b168d3c567510903fe1d6101a4a143b2fcc2f804d09137ead65b775040aa6a' 
  AND (
    token = 'Y7QO4Pltw45WPGINx9FqWzrgFmOhmc7auNj4T4DXaEA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )