UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QnDpyFZ2Fpf7J6jdaMTihXzu0jaVjiA25jhLYm5QldA=' 
WHERE 
  key_id = 'e951d2c63679d1218043e8af4c15ed0871bd4b55f735b8c2d3f4cfb6ce6554e9' 
  AND (
    token = 'QnDpyFZ2Fpf7J6jdaMTihXzu0jaVjiA25jhLYm5QldA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )