UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rz8TMcCz/gaKXIt3dyx5flhigtbeGa5Ra3C/CMKSKEg=' 
WHERE 
  key_id = '8778b19146a3f4fe7395ab9f73531134ea7bc6cc2fb655d8dfa38d1832cb66f9' 
  AND (
    token = 'Rz8TMcCz/gaKXIt3dyx5flhigtbeGa5Ra3C/CMKSKEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )