UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M36bZ1QyNyUF6hf7jokfLrDSxkoP1j0lfI4oKjszc9A=' 
WHERE 
  key_id = 'c6cae39aa307eadc8eb4e65042187bdf8d064edfeebb7a2c39d32fdab4756c33' 
  AND (
    token = 'M36bZ1QyNyUF6hf7jokfLrDSxkoP1j0lfI4oKjszc9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )