UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZGo9dtUXlxzrOx7mJDQC6of6GnhPRG3yg36PyUeASUw=' 
WHERE 
  key_id = '153ce2fe5384c9a37cecb180377ece5c9464c86decfb71b6c4eea050a0782b12' 
  AND (
    token = 'ZGo9dtUXlxzrOx7mJDQC6of6GnhPRG3yg36PyUeASUw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )