UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c2AUrHpz273tq6FQ0BG6Zmht8umCHYNkc5p0OstyMAc=' 
WHERE 
  key_id = '48e89b405f690d50dc23123b2b812ef5331dd5f72887972823ff293b29c1eb90' 
  AND (
    token = 'c2AUrHpz273tq6FQ0BG6Zmht8umCHYNkc5p0OstyMAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )