UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n2IDgwKAkExXfJiqoCtA657syO4nvLx8rkD7JGnGucc=' 
WHERE 
  key_id = '2f8f7df1abd5b1f999d2c647b3b4639ca947829bada0feaafe3c665ddd5d5d93' 
  AND (
    token = 'n2IDgwKAkExXfJiqoCtA657syO4nvLx8rkD7JGnGucc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )