UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mkgd4O4FjZbiZBpJkmE9S8YAxAq6SVn7/fVsUZvFETc=' 
WHERE 
  key_id = '3224976b610de9922743e55ca5671bc182b07b8ce7676a19d24c95fc7667aa52' 
  AND (
    token = 'Mkgd4O4FjZbiZBpJkmE9S8YAxAq6SVn7/fVsUZvFETc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )