UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AEXXz6O5fTE1jUvnoX+v3UPyO7H7daAvUUwxp04Gank=' 
WHERE 
  key_id = 'cb79d021579a5fe30b605ad75e6af29f99d7b948ddef1b7789651605d3da28da' 
  AND (
    token = 'AEXXz6O5fTE1jUvnoX+v3UPyO7H7daAvUUwxp04Gank=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )