UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ADOR9iG4gvxYERJ4Y2mmx9gi8Zv54DutLeCXZn1IRFE=' 
WHERE 
  key_id = '3b5e1643929a926200416c309da76e53c71780f424491140a55abb15bd3bd947' 
  AND (
    token = 'ADOR9iG4gvxYERJ4Y2mmx9gi8Zv54DutLeCXZn1IRFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )