UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O4Q10IAe6Vygr6pdWRtpGsqfMi6t7FJdA3fKgE6DMgE=' 
WHERE 
  key_id = '4868b3823594884f03a32c4e8bacce6101ade9924766bca612b29e09642dd4a1' 
  AND (
    token = 'O4Q10IAe6Vygr6pdWRtpGsqfMi6t7FJdA3fKgE6DMgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )