UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i6mVfE+NetyC/XTT1hF4ER7Qykku9bv/KdmZMykV2QA=' 
WHERE 
  key_id = '9a93d316647dd469b86b009b7b34d9d7368c4a46e286d6793739cd848976752b' 
  AND (
    token = 'i6mVfE+NetyC/XTT1hF4ER7Qykku9bv/KdmZMykV2QA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )