UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nv1X08b7mrIa6vmHEES+31mzbMYdnB9etNG9FyFj5IY=' 
WHERE 
  key_id = '79d209c8bde4f1024a8460367214ac212690cedb662290ea31321d8d31e0d700' 
  AND (
    token = 'Nv1X08b7mrIa6vmHEES+31mzbMYdnB9etNG9FyFj5IY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )