UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ez8YEEPjQQ4epOKs+eDjozHB8KE18GjNcXTPDaVb77I=' 
WHERE 
  key_id = 'a884fc5931648ac03868551201aba5207abc247cdb874c738bd7446151fa7de4' 
  AND (
    token = 'ez8YEEPjQQ4epOKs+eDjozHB8KE18GjNcXTPDaVb77I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )