UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ycYKduYZy1WwR8vp8dfDX3ACc4A7CpAgkNRVMFEwtA4=' 
WHERE 
  key_id = '21019700aa43685be733e90438c2253c7d7949aafafddef75389ed1795b3f46b' 
  AND (
    token = 'ycYKduYZy1WwR8vp8dfDX3ACc4A7CpAgkNRVMFEwtA4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )