UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P8n9msf+jAMSlKJBsDmpihHAxGYBMGJb92/BCZv0cTc=' 
WHERE 
  key_id = 'e2af8af13f1e27487ab950ae281a3b92e7dd79b03a997a809cd5ed1f928f835f' 
  AND (
    token = 'P8n9msf+jAMSlKJBsDmpihHAxGYBMGJb92/BCZv0cTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )