UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sYgI/TSRmOGgydXnfQBxtWijR7BCtgpoRJb6hdYkKVU=' 
WHERE 
  key_id = '51f53bcc84fbb435ca793262e54b588c805ac0da3c58a85b327bae82b83d7331' 
  AND (
    token = 'sYgI/TSRmOGgydXnfQBxtWijR7BCtgpoRJb6hdYkKVU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )