UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lxdPb3kMtn/hrys1ltpQORdtYvOkXLteY7XIGkFlXiw=' 
WHERE 
  key_id = '3ed503b253fa88c7920be97650ca6cc8d7fb5d34867b9573a566d889478a1226' 
  AND (
    token = 'lxdPb3kMtn/hrys1ltpQORdtYvOkXLteY7XIGkFlXiw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )