UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cVmc1csnwC7ovLu+j4y3pU+oxSgY3jC1jKog9tWJX6I=' 
WHERE 
  key_id = 'b2dad51a736248df5c9df43f5b1a131875f890936bc944e91f9130027262d152' 
  AND (
    token = 'cVmc1csnwC7ovLu+j4y3pU+oxSgY3jC1jKog9tWJX6I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )