UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zvkyW+kn861VUPhYG9BTs44CAn9otKvuNSvxVQOv/bo=' 
WHERE 
  key_id = 'efd6e0734035d4d903c7451b34effda0fbfef404b388cfbfafbd2a4c35e52f82' 
  AND (
    token = 'zvkyW+kn861VUPhYG9BTs44CAn9otKvuNSvxVQOv/bo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )