UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+bcYXHMFGKooqUNJXFcE283itOInSV4KZmup77Fw8hs=' 
WHERE 
  key_id = '50747e2300980d4e90d2bd4a011e159fc8305d280e136a6cac81ca28a677d7e5' 
  AND (
    token = '+bcYXHMFGKooqUNJXFcE283itOInSV4KZmup77Fw8hs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )