UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QXmrL6h4B7QpVmYRviFPFiaPFPgmAjTZv73r11MOfqc=' 
WHERE 
  key_id = '20f79522578561dcf8fb2fccc9bf2f1be79e11f1ec0121df8be3c48a95d881b1' 
  AND (
    token = 'QXmrL6h4B7QpVmYRviFPFiaPFPgmAjTZv73r11MOfqc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )