UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HHtr/vMbO0QKcqK+EmJn/ZnspAhZrtzFwkF6CXL2CFo=' 
WHERE 
  key_id = '6a15a17d711a02c5e57dae0bc58d84f1f227702f1a1a9faaa24d6e8d5945648b' 
  AND (
    token = 'HHtr/vMbO0QKcqK+EmJn/ZnspAhZrtzFwkF6CXL2CFo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )