UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jZnZUKJvOc5blI8BlkSq35eA9AxF9so/iA/APfUlkSc=' 
WHERE 
  key_id = '6c2f77ded04eff821851a6d13a38d5dba45a4a8b6df691643ec33e51916360e5' 
  AND (
    token = 'jZnZUKJvOc5blI8BlkSq35eA9AxF9so/iA/APfUlkSc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )