UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tBaCZEmI99AsddqnbZ0BSvnkiPCl5apuumu8AxY1quo=' 
WHERE 
  key_id = '8eb936ed4bf500916aff5edac87bbde3d6c68555022ee653db868b7ba43a429a' 
  AND (
    token = 'tBaCZEmI99AsddqnbZ0BSvnkiPCl5apuumu8AxY1quo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )