UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'llCSdgZ6EdxEH0MvbscMest/bQ1uKXk8tg00Kb5At60=' 
WHERE 
  key_id = '1b4a31dc8b37b0d5d14d45a42d54351c86b5b5eeef9e572a2e0e7048a809ee28' 
  AND (
    token = 'llCSdgZ6EdxEH0MvbscMest/bQ1uKXk8tg00Kb5At60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )