UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nT7Uk5FYl6F82m4Qyj+3rl6q67aQuWQ7b6zIWqIxsJY=' 
WHERE 
  key_id = '1b197ac1dd02994b9a16bac2de1c36dee73cfbbd041cb889601e61b14587172c' 
  AND (
    token = 'nT7Uk5FYl6F82m4Qyj+3rl6q67aQuWQ7b6zIWqIxsJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )