UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iLYYog1u7J5EY9LQYYrWfhcxcaOusgzQLhqBwK+j2SM=' 
WHERE 
  key_id = 'c15f7db936b9286fba56e5df2eaa592a6846884b81606244f68b501b159b6695' 
  AND (
    token = 'iLYYog1u7J5EY9LQYYrWfhcxcaOusgzQLhqBwK+j2SM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )