UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qpEpw2iczEP17AsOr+IsvfbSlIEH6q8PgLoElEvP67Y=' 
WHERE 
  key_id = '8256283fdf442f5295f6c2a009bd995d8812d6f74c2406fc108de75631ef8b54' 
  AND (
    token = 'qpEpw2iczEP17AsOr+IsvfbSlIEH6q8PgLoElEvP67Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )