UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mxA/KO6y6B40uAIwodQF2JWDRnFr9pLJ0rxMBbEsVmY=' 
WHERE 
  key_id = '5b1c7ef017818347d992f2f837a7c5288f1712abd8d53ecc0d43f87cbb46c404' 
  AND (
    token = 'mxA/KO6y6B40uAIwodQF2JWDRnFr9pLJ0rxMBbEsVmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )