UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZR8fBBYDqfa7XkwlS2NGc4rQYqEnWHtULZUPnJX7yvM=' 
WHERE 
  key_id = '99c6b91849fb5da42422b056df75a601bcaeea16c86b0200580ea4346da80f50' 
  AND (
    token = 'ZR8fBBYDqfa7XkwlS2NGc4rQYqEnWHtULZUPnJX7yvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )