UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lR9td48mH8kFb7YOiAx6gs5CItiwo54sg54kNVcQiK4=' 
WHERE 
  key_id = 'a21bc9ac4643087fa78604430ea58a6ebb1d00cf12af0d4c4270450f28f24a1d' 
  AND (
    token = 'lR9td48mH8kFb7YOiAx6gs5CItiwo54sg54kNVcQiK4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )