UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+xMnSLmrMpbqwsu12iNYONCFfxtNtChWEeqizmq8rbo=' 
WHERE 
  key_id = 'de8df47c99829965e5250bc6de6483749ac64963eb646f86d71e8507f8677bea' 
  AND (
    token = '+xMnSLmrMpbqwsu12iNYONCFfxtNtChWEeqizmq8rbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )