UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xRxiVmCOtIK5Moh0dJTatmyGgclGJ0ZOgbZ4EvWneqY=' 
WHERE 
  key_id = '65e73de79868c1f85623c4e54c2ca659a58a4d095e7d0db13bbe7a7acc968d49' 
  AND (
    token = 'xRxiVmCOtIK5Moh0dJTatmyGgclGJ0ZOgbZ4EvWneqY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )