UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Skw2zMqxF/b7lWabhLhYomaNTicpqkzFtnkjJGLL9iQ=' 
WHERE 
  key_id = 'a252cc68d4c8cf47f099370b1d7559395d0f8b34a41691ea31219e593085613d' 
  AND (
    token = 'Skw2zMqxF/b7lWabhLhYomaNTicpqkzFtnkjJGLL9iQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )