UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6znOuWnUGxeebw3Fsg7hmBJVnHGzoqVAdp42DzLK6k=' 
WHERE 
  key_id = 'b826040f206cef3b5247dfae4dd97cbf04301322ce13c6174e831a164c54b50b' 
  AND (
    token = 'L6znOuWnUGxeebw3Fsg7hmBJVnHGzoqVAdp42DzLK6k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00046