UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cKpekOw719HTli7hnrcwz8BO6Xpf5LTkJWskrnSgR1k=' 
WHERE 
  key_id = 'c6a168fd61fbf587576f209075603f15753542a3638d3dba9886940896db67fc' 
  AND (
    token = 'cKpekOw719HTli7hnrcwz8BO6Xpf5LTkJWskrnSgR1k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )