UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hm5qZLsO+6y1hgvQIW2cM/YPLUkEoMIllr4016/SKBE=' 
WHERE 
  key_id = '891eede2e5aa7d10b956d2d048144fa429f83662714dc8253d9a83f21afd8c34' 
  AND (
    token = 'Hm5qZLsO+6y1hgvQIW2cM/YPLUkEoMIllr4016/SKBE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )