UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tnQZrVf55nT8f+EcE5HxXSrrTiDKdPTnhnA0Ok/Cjuc=' 
WHERE 
  key_id = '6e13b2d57ea561faec3bd7f2a7b0a307d620de0a1010a18003f111c44250dffc' 
  AND (
    token = 'tnQZrVf55nT8f+EcE5HxXSrrTiDKdPTnhnA0Ok/Cjuc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )