UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M1Zd1ww9CQYJkbooTLrNuiQ7GxauFpVzr0rXVC/DvWY=' 
WHERE 
  key_id = '310404cdf0415bfe637b5a50cf9065041714ccf58cac44735f2888e543a948dc' 
  AND (
    token = 'M1Zd1ww9CQYJkbooTLrNuiQ7GxauFpVzr0rXVC/DvWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )