UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lXt7tTg7HgGsUfQqDXl0njmX2kTPy64aFuvCEeQ9OiI=' 
WHERE 
  key_id = '4211a0dd840c781870cb7e1110e87641f4310ae87690b1fa258b84c19d8d0fc3' 
  AND (
    token = 'lXt7tTg7HgGsUfQqDXl0njmX2kTPy64aFuvCEeQ9OiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )