UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6L79aCi4Y7tSTtpuq6OnPRTHuITlYHaoDTaollDGZAU=' 
WHERE 
  key_id = 'cb75ffcac882dfd9cbe8cca83c4571c626bfa0c61c8f0a1867477b525056012d' 
  AND (
    token = '6L79aCi4Y7tSTtpuq6OnPRTHuITlYHaoDTaollDGZAU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )