UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OCaLonkG2jCBvu7p6rGDdAvjNqjYKWq9KNczTaqNFHs=' 
WHERE 
  key_id = 'b596cf250ddcb9a8c67b9e9d213a5f02c335614c3134bda462b75f5164963063' 
  AND (
    token = 'OCaLonkG2jCBvu7p6rGDdAvjNqjYKWq9KNczTaqNFHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )