UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qy8X+JRkZpUvCbcyB3WtrTZIbGiMA7WihslDSFU1DwA=' 
WHERE 
  key_id = '4f0abaa4719abc8e900cdc532a41b5e102c9c861ea50c1b687338baeb966c852' 
  AND (
    token = 'Qy8X+JRkZpUvCbcyB3WtrTZIbGiMA7WihslDSFU1DwA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )