UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RmQGAagcQkE2hNdw3XNkfpEtoMgHfpNTFGh8pcRpeUQ=' 
WHERE 
  key_id = '455d24fa3152b026ac935e30a4507da995f814c0d9d2768912f635c17a4696cf' 
  AND (
    token = 'RmQGAagcQkE2hNdw3XNkfpEtoMgHfpNTFGh8pcRpeUQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )