UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WzUfqvooCtzhfDPvqzG9cMm2YYudabXr8S//YZl6DDM=' 
WHERE 
  key_id = 'abc64bfdb125eaae9eabdb3ace8b67946f2ca9e4204fc6ac7505f686e23412a0' 
  AND (
    token = 'WzUfqvooCtzhfDPvqzG9cMm2YYudabXr8S//YZl6DDM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )