UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PAfwbNDhYj6i4IAtdC5XqoV8TRsDUtuc1ayOgTJjHmM=' 
WHERE 
  key_id = '834945456a1e53dc88d75b75e4b89f5f1f8c927557d1dc8cf28a535bc45caa83' 
  AND (
    token = 'PAfwbNDhYj6i4IAtdC5XqoV8TRsDUtuc1ayOgTJjHmM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )