UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+IuwdoJJpVBE9qGzaLR+KOe+pnLsNjw3EvTQ6miazLQ=' 
WHERE 
  key_id = '50536f75b6d0a242dece344dc2a8c39c2609f766c38acbc52b60c3cc48b5b1ad' 
  AND (
    token = '+IuwdoJJpVBE9qGzaLR+KOe+pnLsNjw3EvTQ6miazLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )