UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'usI2WBp8E3eY6O1UYTIQs7HWTMagYUNTmNkN0j4Z4js=' 
WHERE 
  key_id = '39e37103f05cc252eb4e513058e89691f98953d7352fc2cd7699e9461e7d6962' 
  AND (
    token = 'usI2WBp8E3eY6O1UYTIQs7HWTMagYUNTmNkN0j4Z4js=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )