UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yOLLgYg+rSqKWH575mozwhnHxGZls2MuRoIf2a0qPPA=' 
WHERE 
  key_id = '81b55f5fe0439285705483614a0520ac8d6482d7ddff17142702402689e62f20' 
  AND (
    token = 'yOLLgYg+rSqKWH575mozwhnHxGZls2MuRoIf2a0qPPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )