UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'suTZxp7s2nUVoYcXpzFuxvkrIDJG5elGGRk2an3UAz4=' 
WHERE 
  key_id = '1ac90a92ea2b56dc9724a568b399ed315b6792e17c042cd45c19a5fbcbe4136a' 
  AND (
    token = 'suTZxp7s2nUVoYcXpzFuxvkrIDJG5elGGRk2an3UAz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )