UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WZMxN4TS6pU0yEYdbf0cBssnAKvC0oy9qOBV35m17lg=' 
WHERE 
  key_id = 'a4c9463e34f4ba6c37c0faf1d1ef94ecc7a31e5e21d8c3cda22ffa59ac96cfad' 
  AND (
    token = 'WZMxN4TS6pU0yEYdbf0cBssnAKvC0oy9qOBV35m17lg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )