UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4ViWqiTSMUz3oGw3yLWMasJa73n4O0pd2JOZU4uzkuo=' 
WHERE 
  key_id = '4d8c800bad1f72b6946574ac7d665cd5748e2c5fe42521a4d3fe11cfeeaa313d' 
  AND (
    token = '4ViWqiTSMUz3oGw3yLWMasJa73n4O0pd2JOZU4uzkuo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )