UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mkvuq+gw52glr4VqA6AklbOv7aipJ6/otAbUlW6Tl/8=' 
WHERE 
  key_id = 'e7744e7be5598b524c017af61b5bbba8b7f4d9789bc49e1e4b4b2cdee9cfad57' 
  AND (
    token = 'Mkvuq+gw52glr4VqA6AklbOv7aipJ6/otAbUlW6Tl/8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )