UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'FHBZLhDm7foTyJZnyn3g7urz7q/33lZ1h+dy/ANfBV4=' 
WHERE 
  key_id = '043b2e2cbc0b5df54cb7234fb693d3a0596c297c4d83c91c8f455940e8be93b7' 
  AND (
    token = 'FHBZLhDm7foTyJZnyn3g7urz7q/33lZ1h+dy/ANfBV4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )