UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Or78d6XlBwUXayraFqD5QYDcMWwKt3SVon0noTpjyqA=' 
WHERE 
  key_id = '16a7d999a755249d43d800e578cb6a12016891a048e78847f54e1c4bf1116844' 
  AND (
    token = 'Or78d6XlBwUXayraFqD5QYDcMWwKt3SVon0noTpjyqA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )