UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BcVJ/CF59vakIO6L8I2dUR0KKDUY9/zWJPdzl89DiqU=' 
WHERE 
  key_id = '31f18707fb074bee695bb3bbfdc14a8f10515e67a46392d003a46e52745d3377' 
  AND (
    token = 'BcVJ/CF59vakIO6L8I2dUR0KKDUY9/zWJPdzl89DiqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )