UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g10vC1xogm+5HghUTuCXNciyCfiSC7icglqhBIfNaYw=' 
WHERE 
  key_id = '5348d2558161092381f1924149f4421af5a8abb232811ddd5cbc5a84e37a8ec4' 
  AND (
    token = 'g10vC1xogm+5HghUTuCXNciyCfiSC7icglqhBIfNaYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )