UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b81qaRKUwbQanBlCviKz1oguOtdwyeuHAUHm92QvkbQ=' 
WHERE 
  key_id = '5aa1f5eb089261db52dc070d56766ce962ee4ecb7c0c6e851e34d83167f63489' 
  AND (
    token = 'b81qaRKUwbQanBlCviKz1oguOtdwyeuHAUHm92QvkbQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )