UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qt796c47VlZYBl3TbmEZSM7mUEqc6PencU3Mr8GDtu4=' 
WHERE 
  key_id = '4ac3e537243124a5e966caf3136b433cf53d712a0ed20c119f64fba466ad37e0' 
  AND (
    token = 'Qt796c47VlZYBl3TbmEZSM7mUEqc6PencU3Mr8GDtu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )