UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tn+NF76nbu3I0Wt4a6EsOxQfozCh25mtMTy8TdLke1M=' 
WHERE 
  key_id = '6f5491e53f64b437c33d7f9c03d7b6c34734c079cabf6707a1edc8cbf54ae5ea' 
  AND (
    token = 'Tn+NF76nbu3I0Wt4a6EsOxQfozCh25mtMTy8TdLke1M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )