UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kVfjmumO3REmHZkKkNDjxKP9NfcRJRw765zhLX0CBoU=' 
WHERE 
  key_id = 'b99afff700d45c16af73509849e4478201131fd55a7987fe6d64a90af019b71a' 
  AND (
    token = 'kVfjmumO3REmHZkKkNDjxKP9NfcRJRw765zhLX0CBoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )