UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u3crkj9teG6VzTU8hiXxBE/pgWAtcTQjNO4+qe4xghI=' 
WHERE 
  key_id = '1ea6d96609fbd5a1753eb19174211530f4a6acea06294a7055e63ea5bc19c1b9' 
  AND (
    token = 'u3crkj9teG6VzTU8hiXxBE/pgWAtcTQjNO4+qe4xghI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )