UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't0HIK6rHrRKaYA7chlhw6PWrC5LKU6AmkVd4LiYYS4w=' 
WHERE 
  key_id = 'aa1c54a0aef5617637fe2ecf4b198263c8e54e8ebbe8a107734a0e44a4528ca1' 
  AND (
    token = 't0HIK6rHrRKaYA7chlhw6PWrC5LKU6AmkVd4LiYYS4w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )