UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zl5xFAQCNqCMt7GAeCuZYTjKeSeWcdu/R6mcqSf820Y=' 
WHERE 
  key_id = '50eb0161b2db341d3e91fcca993a2d8450a3c0bf3e6d9afa101466c3165ee3cb' 
  AND (
    token = 'Zl5xFAQCNqCMt7GAeCuZYTjKeSeWcdu/R6mcqSf820Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )