UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3U7YVcu3821i222Uf8HvuknXoZULxO+itQU9JlfB7wM=' 
WHERE 
  key_id = '1e56589cd19476e473374126469721d68c93f7dc362db45ccc968aca8ecbcb65' 
  AND (
    token = '3U7YVcu3821i222Uf8HvuknXoZULxO+itQU9JlfB7wM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )