UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9iaIUOEsxEW04MCxYWmbSoWwgC2vUOd7RNd8y7Oq7YU=' 
WHERE 
  key_id = '9fb6796142e0490e8a7d6b1298477945160f714ad2a30b95ede9b7aeb9445137' 
  AND (
    token = '9iaIUOEsxEW04MCxYWmbSoWwgC2vUOd7RNd8y7Oq7YU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )