UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JzuNcdqMMoevUMvsYhlkV0uIuY/fe3b5MhBvnPBoHNs=' 
WHERE 
  key_id = '0b611bc83a4a3130fc8c72d97cffb13d5159df06c694021adf4e9057af30f210' 
  AND (
    token = 'JzuNcdqMMoevUMvsYhlkV0uIuY/fe3b5MhBvnPBoHNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )