UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UPqO45qYvXbJKp7IanMqI8ZEvmKyD0eOOeNcgBPsy9s=' 
WHERE 
  key_id = '27b75b481b1e80f186ef1f69ab920a81901592df7be02061d807dc5d6413d71d' 
  AND (
    token = 'UPqO45qYvXbJKp7IanMqI8ZEvmKyD0eOOeNcgBPsy9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )