UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cmweQK+FNkC3F+Vg9CVept/p39dN4kP9i1nKJRyUkFY=' 
WHERE 
  key_id = '7986d5018fd57f63eecc1ab11fdf08a191abee648e2d134e99e3807585b94261' 
  AND (
    token = 'cmweQK+FNkC3F+Vg9CVept/p39dN4kP9i1nKJRyUkFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )