UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6G0zmlJl3n8PwAqRxUe38szyLN6dHgDBkitkFrV7Ytw=' 
WHERE 
  key_id = '4453bdb5762dc09a817289df37d13acbde7231a44e90a4d60bc40c09a32950fe' 
  AND (
    token = '6G0zmlJl3n8PwAqRxUe38szyLN6dHgDBkitkFrV7Ytw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )