UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r8C6WearNuVMnaU5klzdzjF5mUy4uCYk4ONTpDKDiWE=' 
WHERE 
  key_id = '23013f585b8ff0a649c625a97a71912f041beb1337bcdb2e1ee7888b88199a51' 
  AND (
    token = 'r8C6WearNuVMnaU5klzdzjF5mUy4uCYk4ONTpDKDiWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )