UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c4faz3flAy+mrl6llfkaEYgJBlZ2xjVuSYqoP8dQzEQ=' 
WHERE 
  key_id = '86c6204e510f6af1d62e3a39c686cbae516d091a8a72c975bfb02b13bc168ef5' 
  AND (
    token = 'c4faz3flAy+mrl6llfkaEYgJBlZ2xjVuSYqoP8dQzEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )