UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U2k6UG3SkfsA4KoD4PCadBU+5UQinTmQUSi4bKC7oNU=' 
WHERE 
  key_id = 'a950dc216fb8735e38971b0f9b915dc0c16c8b5fe50e0536c6343099771832e4' 
  AND (
    token = 'U2k6UG3SkfsA4KoD4PCadBU+5UQinTmQUSi4bKC7oNU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )