UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EmDk26euTQMtCj/zaf17ruCUaW36/B6NGNrQoeFKJPY=' 
WHERE 
  key_id = 'c0c47af3a5bc15f980ff4c184018af3ea7ba90a9b3da833c2cde4f66da77f4a6' 
  AND (
    token = 'EmDk26euTQMtCj/zaf17ruCUaW36/B6NGNrQoeFKJPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )