UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sgtU8udLZt3fVIaBCTU9m31FBt2FhXCVg1xB5Q7jdmY=' 
WHERE 
  key_id = '6c7e7d78c3af7d265867da5a63575e5d493cb064c475d9ac6e0077af175fe9b9' 
  AND (
    token = 'sgtU8udLZt3fVIaBCTU9m31FBt2FhXCVg1xB5Q7jdmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )