UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ftrA7x321Xt2dRi1boV/CCFn5jPzsnPUkYlHDEAbcHo=' 
WHERE 
  key_id = 'bc56eccdcc4ef666e49d826afdadc4aa27a42e9bdc45144968fe1fd2112e5191' 
  AND (
    token = 'ftrA7x321Xt2dRi1boV/CCFn5jPzsnPUkYlHDEAbcHo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )