UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zG4IKC/M8zzvgULS+yNdaX/HdJ7bJ88fofGLx5FK/sI=' 
WHERE 
  key_id = '3adbc796e54a084f0189915efbb5333346fea390d7d0385d044e00929607bfa5' 
  AND (
    token = 'zG4IKC/M8zzvgULS+yNdaX/HdJ7bJ88fofGLx5FK/sI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )