UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U+77eZUxCK0/rqIbix53mXIqnazskcWXc+akOw/hcU0=' 
WHERE 
  key_id = '18092a7baf5a4335a02ec173e1dad753941fb4f92834a949459a0bdc5a5f0807' 
  AND (
    token = 'U+77eZUxCK0/rqIbix53mXIqnazskcWXc+akOw/hcU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )