UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKxqbopYuEgFuvpaYs7UlOdeKV8akV5KO37xUnfLEHs=' 
WHERE 
  key_id = 'df83db29c41c6116cbdd6b09c140e1a0b4ed9235e47bb17f982305b22a0c9ea3' 
  AND (
    token = 'MKxqbopYuEgFuvpaYs7UlOdeKV8akV5KO37xUnfLEHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )