UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZyh4t0J1GAUZhUMxsOqrVZvw0TzL98Fm82AEynbsHw=' 
WHERE 
  key_id = 'e027f4782b3b590cc07d0c89d02507b5373a450b75537571f0286a7380ebfad0' 
  AND (
    token = 'MZyh4t0J1GAUZhUMxsOqrVZvw0TzL98Fm82AEynbsHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )