UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ou2APEdRryC8uDfK9zCUMpvpEIiiOT1D/JxtswvZn3c=' 
WHERE 
  key_id = '50380f225f7d6b6dc65285f349c46cafd3bb6a64569ce248c722f375598b4afa' 
  AND (
    token = 'Ou2APEdRryC8uDfK9zCUMpvpEIiiOT1D/JxtswvZn3c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )