UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '46Is7PonA1pOm2UBJsirI6BOWyF20wVdtMym6sCVutU=' 
WHERE 
  key_id = 'b781f904ce239f91ea45aea89bb5b6bf15db2bc62d005f617f179e88d8c28f85' 
  AND (
    token = '46Is7PonA1pOm2UBJsirI6BOWyF20wVdtMym6sCVutU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )