UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rPffoBVbDsILHTiwnkDxK3qoOotnB5R+pifTTQCRr6Q=' 
WHERE 
  key_id = '81dc0844c0b09ee4b5218aea168dedb051add45ba5921799ad4a0f944643f912' 
  AND (
    token = 'rPffoBVbDsILHTiwnkDxK3qoOotnB5R+pifTTQCRr6Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )