UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N9Y1CWmoz17/ZB+mIk9lexQ4p3mYoE0jFmAuop4rtkg=' 
WHERE 
  key_id = '72d9dccbc18e7a26ff607f49d96376258de6bdacc63a8de41a6d710a6838edf7' 
  AND (
    token = 'N9Y1CWmoz17/ZB+mIk9lexQ4p3mYoE0jFmAuop4rtkg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034