UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkcuvitVdUBRNnqE8BNm5HLnPkTKWLze6qHzajtrXAo=' 
WHERE 
  key_id = 'b35a16d597f7bbcd5d560ddda4bb36fb1574fc1b344bf1ddd88009a7096b5436' 
  AND (
    token = 'MkcuvitVdUBRNnqE8BNm5HLnPkTKWLze6qHzajtrXAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )