UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PgeC+hVxcZ2fTDY13E/ccgETe4NCahUzEI7zwFtaRJE=' 
WHERE 
  key_id = 'db934b3d449a09d66c79349a98ffbaddf33cbfaf6afc2fd99a6176baa3c4e54b' 
  AND (
    token = 'PgeC+hVxcZ2fTDY13E/ccgETe4NCahUzEI7zwFtaRJE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )