UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pfHWmTRYQudfqnfaZZ4zbOeTFeb2LAEgbZhpD/YHp7w=' 
WHERE 
  key_id = '6a2e901a457ac0837edff641989b764426ff33cd058998bdf3273481b93508ae' 
  AND (
    token = 'pfHWmTRYQudfqnfaZZ4zbOeTFeb2LAEgbZhpD/YHp7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )