UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '23CrLF5Y7RCBicGzFcG86+QYpTTL09IUGFXvr4W4LdQ=' 
WHERE 
  key_id = 'f4ce155f30e8450a7cd3fe2cefddb379ee5411790e7e430d9a28796854c58aa3' 
  AND (
    token = '23CrLF5Y7RCBicGzFcG86+QYpTTL09IUGFXvr4W4LdQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )