UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnEYbAUjmme+C8fAUg6M0J1Iigl054q2h8+k6msn+1E=' 
WHERE 
  key_id = 'a21be679ec9acdde8dca5a541ae956ade3c914c1bf2a3a8c0072c36006b5aea9' 
  AND (
    token = 'ZnEYbAUjmme+C8fAUg6M0J1Iigl054q2h8+k6msn+1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )