UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qC3RBbu+XIDkgvZWQY24bvhnhlleybSBAj8XM5zm+VM=' 
WHERE 
  key_id = '451eacc76447d0c367b921372f94ca9318c360e9f56be7a9a77bee6bb4440b40' 
  AND (
    token = 'qC3RBbu+XIDkgvZWQY24bvhnhlleybSBAj8XM5zm+VM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )