UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vu1+KtKNXDDkfjvjALNSgRzyYa6d5zLaZzChhO+0hrc=' 
WHERE 
  key_id = '56eb9b2358ccc82482b34a5b8ac6ab39846f0b8f279baf74c45d01b2104fbfb1' 
  AND (
    token = 'Vu1+KtKNXDDkfjvjALNSgRzyYa6d5zLaZzChhO+0hrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )