UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sKNI7JSsYTZDutVgGlT2TR49v6G4dz1dJzMgvaGnwNg=' 
WHERE 
  key_id = 'd392612f9c899c99670b06a98fb751b9b34a9954e5c34c887a303b0570d0c0e2' 
  AND (
    token = 'sKNI7JSsYTZDutVgGlT2TR49v6G4dz1dJzMgvaGnwNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032