UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hT4XECd15IP8+cirzsW2ioD6CXGa7gVr6c4lQgjnDTU=' 
WHERE 
  key_id = '49798759f3421b5623d64f00f79ea28d97ab9a58cfad0cc44cfd4b53e367fac9' 
  AND (
    token = 'hT4XECd15IP8+cirzsW2ioD6CXGa7gVr6c4lQgjnDTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )