UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xmW1Dwjr4NkgXuY6PqMda9tn8Q+YZy4k1SjIERYSroo=' 
WHERE 
  key_id = 'ffb9d76b1efce279892998c8c2f451c8d9b22cf25d2e13d6c8a257dbd31c8dd8' 
  AND (
    token = 'xmW1Dwjr4NkgXuY6PqMda9tn8Q+YZy4k1SjIERYSroo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )