UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w4nQ9acwDbqcUWczcS2B6l3d6KmI1pq6XPxn74qUIQ0=' 
WHERE 
  key_id = 'adc9426471199630153013a9b530cb47117be7fdcc1beb5a12d3774b10320b87' 
  AND (
    token = 'w4nQ9acwDbqcUWczcS2B6l3d6KmI1pq6XPxn74qUIQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )