UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+S5XNwxc/vMIpkXvkPojQfkU1ARA6K7CO0mR/kK7sk=' 
WHERE 
  key_id = '64713c2a5dd20d3be97f3815340a14e545c72e92349a8da6b45ff0f34e4a6899' 
  AND (
    token = 'u+S5XNwxc/vMIpkXvkPojQfkU1ARA6K7CO0mR/kK7sk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )