UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G8JFa9tviaKX6sMCoAbmPEwj+P7wPHOMCC0DQ8CSgYo=' 
WHERE 
  key_id = '7ac4fca4c45d7b1b5312811796c4eb7e92affa189f571d6d7a80dbed1c993794' 
  AND (
    token = 'G8JFa9tviaKX6sMCoAbmPEwj+P7wPHOMCC0DQ8CSgYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )