UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/RLqLAA1WKHEP6/QhOHNqL17MHBjW5FLHf07eLjYWFc=' 
WHERE 
  key_id = '970fa1dcb431dd00c602fe973de9446ead0c5a8f6b62bdc7e682b07fd5f18cc5' 
  AND (
    token = '/RLqLAA1WKHEP6/QhOHNqL17MHBjW5FLHf07eLjYWFc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )