UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GymMFCF12MrxgVLGc6032du3JQPOXrkwFGec5LbHTCk=' 
WHERE 
  key_id = 'a8f93cbee2004c8d77011a29060648757f820b422bc453b0be959e4a808b1c55' 
  AND (
    token = 'GymMFCF12MrxgVLGc6032du3JQPOXrkwFGec5LbHTCk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )