UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '40CPmQ6KfLWgBWVeh6zTK/Rx6S4V2XMTE1PODj+CS0s=' 
WHERE 
  key_id = '6b9201a83399d94b643af06c48e24322241a86d32782a8bc31a660e66980a44e' 
  AND (
    token = '40CPmQ6KfLWgBWVeh6zTK/Rx6S4V2XMTE1PODj+CS0s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )