UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UL55ZtgTlkGyHnXiIYFFV2XRc+ATfAbX3NWBMKkCfVI=' 
WHERE 
  key_id = '195fc24905aa21387c7d61661c9bbf9ac287782feaceca9fd213553bc133a6e1' 
  AND (
    token = 'UL55ZtgTlkGyHnXiIYFFV2XRc+ATfAbX3NWBMKkCfVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )