UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yt7/RsI4VPAU2Ee1jC6wXvlcjij0ZyrcdPaHeiUy1Rw=' 
WHERE 
  key_id = 'a8903b090947995b7cd93ce52d8e93aefd1efe1fa8f724cacba2e06b8bade3bb' 
  AND (
    token = 'yt7/RsI4VPAU2Ee1jC6wXvlcjij0ZyrcdPaHeiUy1Rw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )