UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z1oUsGpLveSbM6w9eVGHfI9XeYoVoCsArItmDoNMDr0=' 
WHERE 
  key_id = '75668826bdd1174abe87ee228d28a21f9a930d5cb4d9844314a162874889164a' 
  AND (
    token = 'Z1oUsGpLveSbM6w9eVGHfI9XeYoVoCsArItmDoNMDr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )