UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZYqGKKedZY6h7Y1/MHuWyKj8IahddOIyh0QCERM5l1w=' 
WHERE 
  key_id = '450a16989cb30b6f040e0a1a7a213ce347c4f39d3a82702173f45158f4de702e' 
  AND (
    token = 'ZYqGKKedZY6h7Y1/MHuWyKj8IahddOIyh0QCERM5l1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00041