UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UMdcJWJ9qEPEC0FfVKHDPkY68zlHVJRpdmZU5YlTeNc=' 
WHERE 
  key_id = '42eb12c16e4dcdeec57f7f338067ad2d5a3e9a1822bd62aff19a12c8438f7243' 
  AND (
    token = 'UMdcJWJ9qEPEC0FfVKHDPkY68zlHVJRpdmZU5YlTeNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )