UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BU6a0Emj28s3fDi4wLRSfdhYOWItGBw6clvm8WMgTxQ=' 
WHERE 
  key_id = '4dec5351d526c46a1ee1f868584d8b12b798af391a5a6b51f7cc32eed5997b98' 
  AND (
    token = 'BU6a0Emj28s3fDi4wLRSfdhYOWItGBw6clvm8WMgTxQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )