UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cqTxiqlG7krHAlZLjPJ5RkuQqiq5S8FzgCTisGB7UtU=' 
WHERE 
  key_id = '18c9327ce8b5e5faea4170b5af9a3977077091df942399a95184cb59557e0324' 
  AND (
    token = 'cqTxiqlG7krHAlZLjPJ5RkuQqiq5S8FzgCTisGB7UtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )