UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rMq/1QPAu30RSG5CUVbh9EEAw3ltX3ROg1yMR5MVc6U=' 
WHERE 
  key_id = '544b00fe730fb8529904a19d821e036254e246656b14cd40ecce8b7b750e5354' 
  AND (
    token = 'rMq/1QPAu30RSG5CUVbh9EEAw3ltX3ROg1yMR5MVc6U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )