UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KeiEI501i/cKA/2sDXH+vI9lhm2Hlo6UiJ1CSXo2i4Y=' 
WHERE 
  key_id = '3a862c669ab3d5fa35ec0d1c600159c33208ec08c065fca1a824331defd30716' 
  AND (
    token = 'KeiEI501i/cKA/2sDXH+vI9lhm2Hlo6UiJ1CSXo2i4Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )