UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YFM/ZyIGWRc3DyZ5Btp4Tju3l8VYGBXb/n9SAyF/c1k=' 
WHERE 
  key_id = '821e3bd9786a621f18e0e7633e882488223a572895d8bcd1b3ea0c657852ad7d' 
  AND (
    token = 'YFM/ZyIGWRc3DyZ5Btp4Tju3l8VYGBXb/n9SAyF/c1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )