UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z/onMJwrpLBc9J4fz7eH56MPKhY2Y8maEXAuDVI3wDU=' 
WHERE 
  key_id = '7027840999e8e9b3603af5fb5c48df3b2e1fc3eddaad4ab4bc9e0c63c448c785' 
  AND (
    token = 'Z/onMJwrpLBc9J4fz7eH56MPKhY2Y8maEXAuDVI3wDU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029