UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '58jwHqPDS4HzAaQzP5M+A8ZY1IFat5/D/E3LCa0HRDg=' 
WHERE 
  key_id = 'a551886fab473cc5a033569b6b4ca0123faf49e7361c193a73b3a33b89d8a7c8' 
  AND (
    token = '58jwHqPDS4HzAaQzP5M+A8ZY1IFat5/D/E3LCa0HRDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )