UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '16cqexuejMksFzZ6jwjCLjr4M6nBBXmwS7rz6Z9sjVo=' 
WHERE 
  key_id = '8edeee66f97340b4838bca6deb5ec14111d7b8f4f33f608e6322589295367b38' 
  AND (
    token = '16cqexuejMksFzZ6jwjCLjr4M6nBBXmwS7rz6Z9sjVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )