UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VrgnQUTCTNSnyJ2g2pu98yjQ4eoRsY9VuK1HWBN+T5o=' 
WHERE 
  key_id = '6f81548352774ed8f8c0221f51265a1b3829762087be30422ebe2ffea0ce294f' 
  AND (
    token = 'VrgnQUTCTNSnyJ2g2pu98yjQ4eoRsY9VuK1HWBN+T5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )