UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5ZFQyAGr9nMwWt1vfywrtkAb0CKKK9re5AllpWEAj2w=' 
WHERE 
  key_id = 'f8a40ca5c6277c4cc6d0545f7d528dae5df87f9e63afd99c077aa7d3e984e740' 
  AND (
    token = '5ZFQyAGr9nMwWt1vfywrtkAb0CKKK9re5AllpWEAj2w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )