UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KPN2kVppqZKYzAsDqJk/jQdUT1wWc9JFL1qWq9F86BM=' 
WHERE 
  key_id = '7b3985642de96a8e266ce1a62198b604b7a8c64ba139be69e1cfdf4ccfa631e0' 
  AND (
    token = 'KPN2kVppqZKYzAsDqJk/jQdUT1wWc9JFL1qWq9F86BM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )