UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uZV4rth6IG91nlOiyZYxGoza21pdxay/g95OTj9Ds7Y=' 
WHERE 
  key_id = '0579b49452c6d1cf2862742b6b117a7877a0b02bc70eb1bd6667227ae6c1a5a6' 
  AND (
    token = 'uZV4rth6IG91nlOiyZYxGoza21pdxay/g95OTj9Ds7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031