UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7SkJgxmliWpbXQDJaMCF3oEE5F3PvZowsHqowFH5A5Q=' 
WHERE 
  key_id = '857b680ab9ac825c7351676efc4c2f88a40535d5b786344485603f0e3731eec8' 
  AND (
    token = '7SkJgxmliWpbXQDJaMCF3oEE5F3PvZowsHqowFH5A5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )