UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HGyZ5olcdUG9cTaVJJN47ih2zOnDvZ82jf3ainrrLnQ=' 
WHERE 
  key_id = '6c512e082231e7bd2664aeacd2ea0177b878ecf4a83523cba568837545cecd29' 
  AND (
    token = 'HGyZ5olcdUG9cTaVJJN47ih2zOnDvZ82jf3ainrrLnQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )