UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '36mi7AhpsLmNSj2pSrX0UwGDONspiq96y+s4VhIroow=' 
WHERE 
  key_id = '7e748534c4c48df95f8d586f90a11dece73a46d8ccdd59637340ca21f1c0ac0c' 
  AND (
    token = '36mi7AhpsLmNSj2pSrX0UwGDONspiq96y+s4VhIroow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )