UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c6qsevUtMmSBVGRfT98qaQND13YMr0HXh8SL+CmqK80=' 
WHERE 
  key_id = '2ac9f3f03038fdcc64615f28c788a464d3d014a4c019474060cec6a76db4a5dc' 
  AND (
    token = 'c6qsevUtMmSBVGRfT98qaQND13YMr0HXh8SL+CmqK80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )