UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BtMFeJhi73U3REpYZGHdUmlbMno/AMyGJK4hWcJTOQ=' 
WHERE 
  key_id = '781de69442a51ff35a87aa4c5ea3ca2689d2a958282e5b9b8331db26ffe6a468' 
  AND (
    token = '6BtMFeJhi73U3REpYZGHdUmlbMno/AMyGJK4hWcJTOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )