UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+8V5L/vpd9kOWCU96Bep+jqDcbxpQJYDOkmjbOj1TRU=' 
WHERE 
  key_id = '51e8863c61898770981f9b6b38bc740e128a8210a12a92a059526769d87c9769' 
  AND (
    token = '+8V5L/vpd9kOWCU96Bep+jqDcbxpQJYDOkmjbOj1TRU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )