UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rc+OyEkAnTmoBPWjJIaESrqvUHPX8plgZRfOuQ1HFnM=' 
WHERE 
  key_id = 'a9b08be8df068bd098d89bcf9b6a6eddb85842b6ab566fcbf6d0d571b2869862' 
  AND (
    token = 'rc+OyEkAnTmoBPWjJIaESrqvUHPX8plgZRfOuQ1HFnM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )