UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QNE2H4RxpIwRtd/lAhzhgH5UJRk/OT1Na0d+xriWxrQ=' 
WHERE 
  key_id = 'a0f4b69270c6a7ce3e71a1da20b8745bd13608f04b7bf38951ae180256f4af4b' 
  AND (
    token = 'QNE2H4RxpIwRtd/lAhzhgH5UJRk/OT1Na0d+xriWxrQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00039