UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'blR4RsXq2z0P0aw56fsNYkYMY4QKT8x1NRz7/WB0H34=' 
WHERE 
  key_id = '81edc9d4ce43fdf4d9e8a0ca6309b6b5fba3c456ff5e0e7da9279c23ee07a30d' 
  AND (
    token = 'blR4RsXq2z0P0aw56fsNYkYMY4QKT8x1NRz7/WB0H34=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )