UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6nSMnrp1v1rfh33LAZrlGf1PPUP7IpZrlVIRYc/6AU=' 
WHERE 
  key_id = '16d5e528132a13ac40c96684a571ec62c8bd95640adc35a91c9b0ebce9b6eb0b' 
  AND (
    token = 'C6nSMnrp1v1rfh33LAZrlGf1PPUP7IpZrlVIRYc/6AU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )