UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WU1NVfQZJoI9p43INDiXlurN0IcpAZ6OjEThfK3unbM=' 
WHERE 
  key_id = '6fb2a2f667c6d9decb4dc55a98233616664a0f493e426215c288297fba4d64ab' 
  AND (
    token = 'WU1NVfQZJoI9p43INDiXlurN0IcpAZ6OjEThfK3unbM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )