UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3TWI+3nTiOdSGQJPrAwqCEBTwry3r9K0x6AAvUdWIY=' 
WHERE 
  key_id = '31ec57b13c112834a8d9a9f5cdee31df2ed30244ec48d001c9753e7da294f1cb' 
  AND (
    token = 'U3TWI+3nTiOdSGQJPrAwqCEBTwry3r9K0x6AAvUdWIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )