UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/BKedhgrbgHgyJ1CoWJFvrwWPXRwBicvJvpfJYEfDY4=' 
WHERE 
  key_id = '1a2645581b17d310ac3a62c048f7093da11d8ade2a8154f0759bb00272ca121c' 
  AND (
    token = '/BKedhgrbgHgyJ1CoWJFvrwWPXRwBicvJvpfJYEfDY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )