UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6LNMImnl7wnCoaJFtw5Aznjn8Fq9nBaSljuuiORr+4=' 
WHERE 
  key_id = '875b60a6ecf251d10c29a7a06ebc551cad43b520127951677c5c6da7e38aa626' 
  AND (
    token = 'L6LNMImnl7wnCoaJFtw5Aznjn8Fq9nBaSljuuiORr+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )