UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T8T/u2Jld9wc7wcbzlIIyhpnXGzOGJsAHhxjBl9RPKY=' 
WHERE 
  key_id = '15d14b716aedff99ec35594b2838e27e0e0aa9310ea9dcabe53fc6a4db8297ae' 
  AND (
    token = 'T8T/u2Jld9wc7wcbzlIIyhpnXGzOGJsAHhxjBl9RPKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )