UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BOxHEnBhoXEJizWdW4mzXuqJxTrkfPnjIbtY7r5yXNA=' 
WHERE 
  key_id = '21894e2c54fc07d93bbb2610b7f4bc818859f9f410d3d0cd6da571e34b2672d9' 
  AND (
    token = 'BOxHEnBhoXEJizWdW4mzXuqJxTrkfPnjIbtY7r5yXNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )