UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SGkZqJwbdfVSBPz25GbAjvz4+v2EWjE+YBUF+0e0TqA=' 
WHERE 
  key_id = '28b892f72e24876ac79ee00e028f5baf918b52c203a409e49b64c0e86b47cfe0' 
  AND (
    token = 'SGkZqJwbdfVSBPz25GbAjvz4+v2EWjE+YBUF+0e0TqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )