UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YtpzRGKeFpqi4s9p1CcOHaM0bBJXiNUSo9kRnXLW5gg=' 
WHERE 
  key_id = '9796af7eaefbf66aa4fb2e92bba318b58464e45ca7b32b474f3051bac01a304f' 
  AND (
    token = 'YtpzRGKeFpqi4s9p1CcOHaM0bBJXiNUSo9kRnXLW5gg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )