UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bRAZqOZ0dW5/yywbe2Slvir711PVKn/U5XkmE0psw/c=' 
WHERE 
  key_id = '3068de19b60d4d7e4fd687a2b715fd2d6529e1d2b7dfeac151136b83691a570e' 
  AND (
    token = 'bRAZqOZ0dW5/yywbe2Slvir711PVKn/U5XkmE0psw/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )