UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p64CqLRfGHonDoqGmw3FZ1fACptSnhMztvrZ0sOJkHY=' 
WHERE 
  key_id = '21e7a0b112b8063adcbaa2848697e8202344233d3693b4052ac51212b89cdcc8' 
  AND (
    token = 'p64CqLRfGHonDoqGmw3FZ1fACptSnhMztvrZ0sOJkHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )