UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KmUnCGdOsqbQGO7bRYy3rtcSuSlmbODqhCNu21vpKjI=' 
WHERE 
  key_id = '645b181c74da2348ca4f67da2e40ae389185fcaad0968f759e0303822f5998b0' 
  AND (
    token = 'KmUnCGdOsqbQGO7bRYy3rtcSuSlmbODqhCNu21vpKjI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )