UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sVWoopLgzEg4bQPPq0lAoggL+6hVsvMtKgEsT8kvFqE=' 
WHERE 
  key_id = '4269ba69c22604f235a673fcd92e4088db6b8ae8af392710a453d51641ce1194' 
  AND (
    token = 'sVWoopLgzEg4bQPPq0lAoggL+6hVsvMtKgEsT8kvFqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )