UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZJ4G6YOwmVPCcPJgeduRlkRzcImnMW/SRyQRKw+Gatk=' 
WHERE 
  key_id = 'a12851641291432b3a91fc1a319d1f8f283ba69dc9ff5c254b3266baad0f7a51' 
  AND (
    token = 'ZJ4G6YOwmVPCcPJgeduRlkRzcImnMW/SRyQRKw+Gatk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )