UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uqe/Fs7VnkStPl9Rm2w80bN2Jsp30sNmqy4S5FQvge0=' 
WHERE 
  key_id = 'a2f273df97d06f7f4ba2b5b71ba07b6338f8cc7ae2876420edb5bde434c06321' 
  AND (
    token = 'uqe/Fs7VnkStPl9Rm2w80bN2Jsp30sNmqy4S5FQvge0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )