UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MrKHSukuXnzdCYlGvX/0umtF1J/4GAqumr4dskD37ps=' 
WHERE 
  key_id = '7c03a6fbd82f0051195253c357b3e140a0325f152fa00c0ddf0353e1eee1d50e' 
  AND (
    token = 'MrKHSukuXnzdCYlGvX/0umtF1J/4GAqumr4dskD37ps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )