UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oy18w8/XQ5yvrLJsk9WjXeh0zGrZEY3xgm3/HAPqpgM=' 
WHERE 
  key_id = '6e83856b4d7a60af0f32c6ca270b29b22f97384cacdf8f5453ab98dc172c6052' 
  AND (
    token = 'Oy18w8/XQ5yvrLJsk9WjXeh0zGrZEY3xgm3/HAPqpgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )