UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iDAhR7+5/wCht76awzjjnhsCNp8GgBmqcD6Xzdlovjc=' 
WHERE 
  key_id = '541f6fef38553a0ac4b7e8c2a26a659c7c4a9aa1f074e9156e4cb2323770a3c6' 
  AND (
    token = 'iDAhR7+5/wCht76awzjjnhsCNp8GgBmqcD6Xzdlovjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )