UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tG7jVLXThdvYddlP23ekE/84IdVrqtE7OMvkisYPa3w=' 
WHERE 
  key_id = '3172b665cfcff49a7a44433d06a8465f1f0531abb12d38e684996b79a33f22f8' 
  AND (
    token = 'tG7jVLXThdvYddlP23ekE/84IdVrqtE7OMvkisYPa3w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )