UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QtAnSDQM6vyHetYxM+IAxrQHAnhqhvEpvXT/TaC8lwE=' 
WHERE 
  key_id = '54643c6d1e1bf8bf497b8a2a5287014b8276b4b30669bcfc75193cd3d195a86e' 
  AND (
    token = 'QtAnSDQM6vyHetYxM+IAxrQHAnhqhvEpvXT/TaC8lwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )