UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F6zblBw5MyxtXTQVzTb8ffyMTfmInrvuicgTZY5Bcnk=' 
WHERE 
  key_id = '6be40874d2e8740bcab20d53ff6fceccfefbd2bdda0ef6ab0953c166f2f05471' 
  AND (
    token = 'F6zblBw5MyxtXTQVzTb8ffyMTfmInrvuicgTZY5Bcnk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )