UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VvlnrLGUwB52x4Q4zYseBIx7OOPYlNnTIJxcDxPVwYk=' 
WHERE 
  key_id = '9aec8bea3ed48d0b814b6fd98860de626ddf7388390e61214caa29491aaad18f' 
  AND (
    token = 'VvlnrLGUwB52x4Q4zYseBIx7OOPYlNnTIJxcDxPVwYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )