UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Oqe7hCtbtyz2DAahKxCXbWN44evKtViQr/4cAK9TECk=' 
WHERE 
  key_id = '83c112acad8ea077ca83c55adea6010e373b438faef4dc248cd1ce173607760d' 
  AND (
    token = 'Oqe7hCtbtyz2DAahKxCXbWN44evKtViQr/4cAK9TECk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )