UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tkIRtOLfmuB4bhvu5M9b2rLPaIReF/E6o0KB8/vLews=' 
WHERE 
  key_id = 'e7855cb0a47003f7bd7b0ee2275f8d07b2c5015fecab7e89e56c0e42062a0e25' 
  AND (
    token = 'tkIRtOLfmuB4bhvu5M9b2rLPaIReF/E6o0KB8/vLews=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )