UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QzUmu6g/ugM5KXh7sBFFysSDfFEdi0vyJXYWANQuJVg=' 
WHERE 
  key_id = '9794e2b0b08ab1cd8e086e4f107cee334fe8533cfeb4942db9fdd6ff3b3ec4e0' 
  AND (
    token = 'QzUmu6g/ugM5KXh7sBFFysSDfFEdi0vyJXYWANQuJVg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )