UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qUxe7rqdpsSz2bGRWDtrNO7rQbSmBHIKK40yWivQHXE=' 
WHERE 
  key_id = '0f696dd0f674aadac0f9e3073f0b7c41f4f91b42952f77adcd6e0395cd547ad2' 
  AND (
    token = 'qUxe7rqdpsSz2bGRWDtrNO7rQbSmBHIKK40yWivQHXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )