UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9kX94iylY6Dmkl27Qek9yn4Ps3olEaw/qIFWNr7ia20=' 
WHERE 
  key_id = 'a8488e6782e10d5f459adf91ae9a756d4e32f00af2df91e736d50bd2d5e402eb' 
  AND (
    token = '9kX94iylY6Dmkl27Qek9yn4Ps3olEaw/qIFWNr7ia20=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035