UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vE1TnE0wlCAVY2mvIvAhte2d5/3hGKl4vhGVPZuskUk=' 
WHERE 
  key_id = '19b5536d7a06e435f67743ec940861871e08af06efc8ad0e4ef9176e4d3b4276' 
  AND (
    token = 'vE1TnE0wlCAVY2mvIvAhte2d5/3hGKl4vhGVPZuskUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )