UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b48RjKdufnTYKG2yAuo61P738nKlA/aF10xY7AJZkCA=' 
WHERE 
  key_id = '3949a864cde1ba956717fdd77f527fee07fc0c362573a2e46beed4e19f308b96' 
  AND (
    token = 'b48RjKdufnTYKG2yAuo61P738nKlA/aF10xY7AJZkCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )