UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdeshlWufYthY2Du5scSwku3/GYsClIsxY/enQT9kJk=' 
WHERE 
  key_id = 'c6bc37c17d94b79be7fc315b5cef2430982499b85bd2e1ee97d6ad2d0cba4d40' 
  AND (
    token = 'MdeshlWufYthY2Du5scSwku3/GYsClIsxY/enQT9kJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )