UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kLQErku5UpnOTK2Sk/LcpuLyfpJHaRQEdBIDPhP9868=' 
WHERE 
  key_id = 'c0c9df6e1769332d7529849805eab5b8ddbd2098a375d70672ba3fb0447af9d7' 
  AND (
    token = 'kLQErku5UpnOTK2Sk/LcpuLyfpJHaRQEdBIDPhP9868=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00035