UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dqbSEb+sH2FtWmR6EgFm8xAJ5IfcAzLgTi+o7UbO2ZM=' 
WHERE 
  key_id = '93ecd69fec7eea3be34b2345e8eb66aeef25a026151f674fa324bc76add5dcad' 
  AND (
    token = 'dqbSEb+sH2FtWmR6EgFm8xAJ5IfcAzLgTi+o7UbO2ZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )