UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xy98bqNYAhOf0Tvpvu8rlFPiC9rkPOJ6663cq03FJR0=' 
WHERE 
  key_id = 'bf68983bab33020a9bfb9a8cde3ba68a14d29831c9d594c67bc92ea94475aa63' 
  AND (
    token = 'Xy98bqNYAhOf0Tvpvu8rlFPiC9rkPOJ6663cq03FJR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )