UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UehKWuaJHObV6y1JukaQSX5aLdV8f+O8C28iZ7j3wL4=' 
WHERE 
  key_id = '6aa5f892950ab268173fde9e342f5b3712b0733f7394d6feced404f2e5aacb0c' 
  AND (
    token = 'UehKWuaJHObV6y1JukaQSX5aLdV8f+O8C28iZ7j3wL4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )