UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qThlhXMan/TP9+85qKqLSJjzVKsFNWmpUcW4U4xja5Q=' 
WHERE 
  key_id = '786f7408549d786e30a001aa4315802e716fdcf3a3fdf58670ca3765b6a40168' 
  AND (
    token = 'qThlhXMan/TP9+85qKqLSJjzVKsFNWmpUcW4U4xja5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )