UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eG6D+KgW73qHJ5Mb82LbTYXIkYjHGciUkdM7LTh60Mo=' 
WHERE 
  key_id = '6eda92d30a9910ed45a7950f756569e8d21366d4810d46fd5ce42ff228e05bc4' 
  AND (
    token = 'eG6D+KgW73qHJ5Mb82LbTYXIkYjHGciUkdM7LTh60Mo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023