UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X/fEBOlFh0pMLOiDG3Ie0hM2PrRPU1RDfWTVfKPUWYg=' 
WHERE 
  key_id = '4cfa81425916abe38da3816456d32ecafc4d9cdd843ca11f53dddd3a4f7c13a3' 
  AND (
    token = 'X/fEBOlFh0pMLOiDG3Ie0hM2PrRPU1RDfWTVfKPUWYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )