UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'olhFBNUY3x7OEYDJVAOr0TMAq9xIO3FWuC5uRFvi4Zk=' 
WHERE 
  key_id = 'b50a4236dca640f2555819f53af1cdef317c2901e493b7f76119a4eee335f99d' 
  AND (
    token = 'olhFBNUY3x7OEYDJVAOr0TMAq9xIO3FWuC5uRFvi4Zk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )