UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Di8SDd8VEtDMTjDaSRKF8kN0/XgQu8UydE8kiALU9E=' 
WHERE 
  key_id = '68c779d7a3fee65be1481a83d838f047b7e0400af36c116d568ed63ae0143dd0' 
  AND (
    token = '4Di8SDd8VEtDMTjDaSRKF8kN0/XgQu8UydE8kiALU9E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )