UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zfy0nQjQXjImjJqx/anF/hd8tzBzWUr2d6dU/0Teya4=' 
WHERE 
  key_id = 'b81be1cf190f1aa367af4dc47d703fc618ab0c381295d3e90f05ce8a564a3105' 
  AND (
    token = 'Zfy0nQjQXjImjJqx/anF/hd8tzBzWUr2d6dU/0Teya4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023