UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zTlUL40LbTJHsWZEViXH4GnsaeMwRXmMafgEodhEzKM=' 
WHERE 
  key_id = '4a356e5611d10185b4e4430f79a8314fc8b5e9eb94e2b79e11e109c52eda3784' 
  AND (
    token = 'zTlUL40LbTJHsWZEViXH4GnsaeMwRXmMafgEodhEzKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )