UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LdyGP6NAhXSeQ0gVxrhnB09wOA9cCcHBUtaZGyh4pSY=' 
WHERE 
  key_id = '6a28f32ebce4d1a4495337fccca9258313f0d59e838b0c0bc4acef90685bf985' 
  AND (
    token = 'LdyGP6NAhXSeQ0gVxrhnB09wOA9cCcHBUtaZGyh4pSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )