UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CmeM8BN0fB4t4YQH5rvQGWWsORVKeAazKhy84iGZHzk=' 
WHERE 
  key_id = '5efb5f9604cb690cfb3ab2f9294592ff3047886f598af47e13c412f8c353d81b' 
  AND (
    token = 'CmeM8BN0fB4t4YQH5rvQGWWsORVKeAazKhy84iGZHzk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )