UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QJyBm2qMUW5TG5WiNWKjJK84z0P5KT4mbNF6u67UpCg=' 
WHERE 
  key_id = '455d6d38710d4792d4f3bac24f516c85399c900812fd9c4149f108ab6a185ae7' 
  AND (
    token = 'QJyBm2qMUW5TG5WiNWKjJK84z0P5KT4mbNF6u67UpCg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )