UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PMVXyeQIIOznpLvF7CKWu2ITbqZI9EVGwGgUyDxv5p4=' 
WHERE 
  key_id = '16823d8cf8097677d37cf4ceb16a8fe531ba610accdd9d604dfc570e89d3ff5e' 
  AND (
    token = 'PMVXyeQIIOznpLvF7CKWu2ITbqZI9EVGwGgUyDxv5p4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )