UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SC6A7HefAtgzZr2MBB9jR2haJZg1KbcroJtwCIazY+M=' 
WHERE 
  key_id = '30393eb3167f9df351d46283a82564be154045cc983490c2d02e920ee90cc831' 
  AND (
    token = 'SC6A7HefAtgzZr2MBB9jR2haJZg1KbcroJtwCIazY+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )