UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F+zIN5aWU0m5xkc3NV4JAgWjYcUsGLtXBa7AHEpTosw=' 
WHERE 
  key_id = 'c041a77693cab218408175a8dcec7000f52e9f67b1a87f76b0dda6889c090272' 
  AND (
    token = 'F+zIN5aWU0m5xkc3NV4JAgWjYcUsGLtXBa7AHEpTosw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )