UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mMuoB5085CBkOL7Zs06iZPMC3ksq7u7Ibf++mFk3Teg=' 
WHERE 
  key_id = 'b330d8fb6b89b0fb3c64d5526fe70e9c50658fc8875ebf735ade9c3a8a261d01' 
  AND (
    token = 'mMuoB5085CBkOL7Zs06iZPMC3ksq7u7Ibf++mFk3Teg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031