UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ViJ3eCZtWUvnzsObc07lKudRNXo6s66XxIg7jM+ywmU=' 
WHERE 
  key_id = '4a394aa33fa010db44733fb649ff316655e879bf961b604a18deaf5e4355726b' 
  AND (
    token = 'ViJ3eCZtWUvnzsObc07lKudRNXo6s66XxIg7jM+ywmU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )