UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MM1Haj0vTrCAJm+BAAfrf9xC1sLi577rTgUwgIMV0FU=' 
WHERE 
  key_id = '54f6be07958f1944617a8a6fa34206e5fd443c0c9cda436650e1d9d63149d728' 
  AND (
    token = 'MM1Haj0vTrCAJm+BAAfrf9xC1sLi577rTgUwgIMV0FU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )