UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UFj00IZwzuuV2t1fcElHxkZ9SVC9t7xeSP+ExmacbYs=' 
WHERE 
  key_id = '83f276f29c930b3e0342a21a303e7235d078e106eecec1cb1e308a998a0369af' 
  AND (
    token = 'UFj00IZwzuuV2t1fcElHxkZ9SVC9t7xeSP+ExmacbYs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )