UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PWL9vva0yim8CdbUGpNRVHBzY7UjRAUU2dpUSexfLoM=' 
WHERE 
  key_id = '27436fa6859d46ab70e0c7ebea48c0a23c8212c3bf886f5f276365c3ad61e4ee' 
  AND (
    token = 'PWL9vva0yim8CdbUGpNRVHBzY7UjRAUU2dpUSexfLoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )