UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2RbKQ6ffyMVEmcfXceo0fMCA3YXo9HO9EM97b0tRpu8=' 
WHERE 
  key_id = '301f30e287705f21d7f1c520513645f7d77f9125ae22681f92a4f3658d87f2d4' 
  AND (
    token = '2RbKQ6ffyMVEmcfXceo0fMCA3YXo9HO9EM97b0tRpu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )