UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iEdLBZwSjH1JxSZPCCdPru6j6aKPlG41Y7yHYQ1NE/A=' 
WHERE 
  key_id = 'a351729281bde5f1b1921d1ef08b6e70d93a2df41189252df65cab86a2df5549' 
  AND (
    token = 'iEdLBZwSjH1JxSZPCCdPru6j6aKPlG41Y7yHYQ1NE/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )