UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nZwOQJCMXvsK8+5XuEqEhPyFmnc4WTCmodzfepDjlCM=' 
WHERE 
  key_id = '746a4451ef93c0c349bdf2e8e57690be6258e3f15e4c2bc064a8063a62620326' 
  AND (
    token = 'nZwOQJCMXvsK8+5XuEqEhPyFmnc4WTCmodzfepDjlCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )