UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GDCeUFS/r8htBwhGhZgw9vKC9SRdvoZzqXmqFHzHQQo=' 
WHERE 
  key_id = '6811691547d6567b5f9d80e42a191600b106b1c7c11157263e26f8b0ed1306f2' 
  AND (
    token = 'GDCeUFS/r8htBwhGhZgw9vKC9SRdvoZzqXmqFHzHQQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )