UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MU5cNdGLkW3nQKEpApWYAHW1HIVk6uR5dxhOQcS8t5o=' 
WHERE 
  key_id = 'a0384733dde332aa288ce0ba21e88c9af5b8505a61370097f42924343041198c' 
  AND (
    token = 'MU5cNdGLkW3nQKEpApWYAHW1HIVk6uR5dxhOQcS8t5o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )