UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '637aJGWZDh0I106R351j0e65IA23NsQVus0+RYS7CCQ=' 
WHERE 
  key_id = '080ee51555098178ebe8c834ac698be14f5e7325a971bf5a9da36db6f3430c46' 
  AND (
    token = '637aJGWZDh0I106R351j0e65IA23NsQVus0+RYS7CCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )