UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S4MKcDhVi+xCO9i/q+ehv0oMdK4Myeu77U3TPA5qJj0=' 
WHERE 
  key_id = 'ebb18d0dc9b87905ab734b4b39f0e13a97246bf10c380c39c6f871ade89df516' 
  AND (
    token = 'S4MKcDhVi+xCO9i/q+ehv0oMdK4Myeu77U3TPA5qJj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )