UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mfsVjiVdLDrGpTMtGCgXUDo5+q9lmpQAGndNmvJlJIQ=' 
WHERE 
  key_id = '2f2fe993b252cef31f54194316258855c38207a9f6add5267270881d0fa142b0' 
  AND (
    token = 'mfsVjiVdLDrGpTMtGCgXUDo5+q9lmpQAGndNmvJlJIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )