UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zR/cfeKV8VwCO2wTaRYhB2rLR0nqTQIKC1o9wZ2Cyd0=' 
WHERE 
  key_id = 'b21a25d6d578ab2520db731eabfa6d9e8d459862f81c2a9b0ad8a9d766940bda' 
  AND (
    token = 'zR/cfeKV8VwCO2wTaRYhB2rLR0nqTQIKC1o9wZ2Cyd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )