UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ldtDIYq9AVg7TbCgsFjBRur4NzgdWqtnGnstdAsHp/k=' 
WHERE 
  key_id = '26c75c6ece67ff4e5f1ee527d15be1fc8788991c4bb92aa05bf7f89fb58ced56' 
  AND (
    token = 'ldtDIYq9AVg7TbCgsFjBRur4NzgdWqtnGnstdAsHp/k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )