UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P4LFAH7YqDeKCldMC3UO1RBSv21XXDQVZSQap2umKng=' 
WHERE 
  key_id = '176167adcd5496056a0e52560a3188f8e991dbfa1323b41565e51d845d9107c9' 
  AND (
    token = 'P4LFAH7YqDeKCldMC3UO1RBSv21XXDQVZSQap2umKng=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )