UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MqH2Kxc5UJsmiA4nu9fhnhRqWB41alRNQMORA6F7YhU=' 
WHERE 
  key_id = '5f97c2b26a74d878f69439c963e0091800e01542e2bbd3e06ebc1e79f9675428' 
  AND (
    token = 'MqH2Kxc5UJsmiA4nu9fhnhRqWB41alRNQMORA6F7YhU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )