UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8Q5sY3/Xu0i2Pa0sVvWQWswVmOCSckf/gqh0LtVCD+k=' 
WHERE 
  key_id = '1878cca219116a76f6fb39f44fe0d9ce2f5b895c2a8d6c7cc0c06b5d753f265c' 
  AND (
    token = '8Q5sY3/Xu0i2Pa0sVvWQWswVmOCSckf/gqh0LtVCD+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )