UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SMY96YxnCr+dtPdqaaeYsT9J+Mes5P4Gkjz8074a09I=' 
WHERE 
  key_id = '6c5168d4c1bbf58d570dd0ae1d40f35bb834bbe9b22cd1fa71172b99f23faf1f' 
  AND (
    token = 'SMY96YxnCr+dtPdqaaeYsT9J+Mes5P4Gkjz8074a09I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )