UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'otM7Ayz3whVS311MjvIxJDPRvWHUTFkCOicfCjWeSXg=' 
WHERE 
  key_id = '7e8e71c6e7661751d07a7cafa8b29b4d4820c9fabddb5fb43bae4bfca3ede6e1' 
  AND (
    token = 'otM7Ayz3whVS311MjvIxJDPRvWHUTFkCOicfCjWeSXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )