UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xHkt7QhxxIwRMOWspoakW2Fudo/naMDlF3SxnxuGiMM=' 
WHERE 
  key_id = '427ab622a9450a6abecdd84bf0e816cc2ea578a18188304b5212395863b8c18e' 
  AND (
    token = 'xHkt7QhxxIwRMOWspoakW2Fudo/naMDlF3SxnxuGiMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )