UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ws50iI7oYRwH3ZftpaRWhNjpEM5djXVEn9W87gQSi7o=' 
WHERE 
  key_id = '46875b9b4dee60e9283f5132efabfa2e11d5531a638c4b9b1d925123a9c4a0bd' 
  AND (
    token = 'Ws50iI7oYRwH3ZftpaRWhNjpEM5djXVEn9W87gQSi7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )