UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pjlyESrBLpjDkeuOYHlxjbL3MTDd424YC2zr5oKypuI=' 
WHERE 
  key_id = '8e5c2d04994b1e36d19e61c8361eefa268c5e5f07968f4e655cee8038cc0d7d4' 
  AND (
    token = 'pjlyESrBLpjDkeuOYHlxjbL3MTDd424YC2zr5oKypuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )