UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ukmHZz42o/TH6R8MCcfu/uurpRHXjiKkDt/m2RIfpjo=' 
WHERE 
  key_id = '5b0b277ed18854a82070b79d7493b4cf16ddd528d76a27bfd6645ed096c7f7fb' 
  AND (
    token = 'ukmHZz42o/TH6R8MCcfu/uurpRHXjiKkDt/m2RIfpjo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )