UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lcXiE0674IpXVd25QJHhhAvHU49lkpU4wpXXHTtnho4=' 
WHERE 
  key_id = '6f97423c4551183858c987593e62098e59c74ef614cdf813a32ecda59a4f4b6f' 
  AND (
    token = 'lcXiE0674IpXVd25QJHhhAvHU49lkpU4wpXXHTtnho4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )