UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Ei1u6DHTZcCR+M6PXPO51jVtlstJQof99K/kMIU8pg=' 
WHERE 
  key_id = '4d0b91b4dea809a9727a6bee280039df1e9f4219375b4f58320319cba6a4ed7c' 
  AND (
    token = '/Ei1u6DHTZcCR+M6PXPO51jVtlstJQof99K/kMIU8pg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )