UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9LGBEjLqcrx1QnsjCIjnvjse/qz6k/RLl2KIefDrBTE=' 
WHERE 
  key_id = '3f6d71efaa55725aa87e92e1cc5a4a66374adf0387f5279a1729fdf3151e8cff' 
  AND (
    token = '9LGBEjLqcrx1QnsjCIjnvjse/qz6k/RLl2KIefDrBTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )