UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VrfenrgRAZA9GcJX/tNfkSmlqna3XrnRnmgD4Smbhmk=' 
WHERE 
  key_id = '29434204252d4af5e5c9fa5c0b25003b34bb0feb32d20a2b235dce4b89529112' 
  AND (
    token = 'VrfenrgRAZA9GcJX/tNfkSmlqna3XrnRnmgD4Smbhmk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )