UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wmqU9SZd4gWNeYkKntX/LdFKH01MTMSl1GSGcnKZJDg=' 
WHERE 
  key_id = 'c8a6ffa3a3ab4f28758f9c4d596e6a0f62e8403383261265094d00986f74de2a' 
  AND (
    token = 'wmqU9SZd4gWNeYkKntX/LdFKH01MTMSl1GSGcnKZJDg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040