UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FLraKkrgcuPAfPhb1Tyu60kousit+1yOU2ectD9JLDQ=' 
WHERE 
  key_id = '0fb6cf86d6dbf21abd7e19c1cf6ec08867f7b7ede2264e777a476c90d00d5464' 
  AND (
    token = 'FLraKkrgcuPAfPhb1Tyu60kousit+1yOU2ectD9JLDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )