UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DyrBFpXsS59cqyFaRprQbE2s4M5VSFqLLiDh2U9M4Ik=' 
WHERE 
  key_id = 'f6c92f58bf4280398b090293496415d1eec7534d726201f337c4ec4e32c1b835' 
  AND (
    token = 'DyrBFpXsS59cqyFaRprQbE2s4M5VSFqLLiDh2U9M4Ik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )