UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5kGABkE0KhfewvZ+TDc8NosQQdx/aftUElJMn00xyjA=' 
WHERE 
  key_id = '493c57f74e3b3edbf6b64cbd32b64489a7358893f3e889be72013abfa5dae2a1' 
  AND (
    token = '5kGABkE0KhfewvZ+TDc8NosQQdx/aftUElJMn00xyjA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )