UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QCh6n9vafzQd7kWVC6EL1AQPJGldw5W8IsmwxeiUclw=' 
WHERE 
  key_id = '7e03f2bb0286f02cbe1b82e3d9761e6c52b27823324de6d4af73b388946fc1c0' 
  AND (
    token = 'QCh6n9vafzQd7kWVC6EL1AQPJGldw5W8IsmwxeiUclw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )