UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bg8AsQsURKCmLU+eXWtRQ2MhVtFFFG6tzehT+bLT6og=' 
WHERE 
  key_id = '18db57cd7e486a5018e2b6f46f278998d55790c0166f941447800cbfa992edc7' 
  AND (
    token = 'Bg8AsQsURKCmLU+eXWtRQ2MhVtFFFG6tzehT+bLT6og=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )