UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R4xm80kM0wuPMCyVgt67hjf9WTrTs8LqbTCOdEIBKLg=' 
WHERE 
  key_id = '3e414e3e3164bb257313dc69ebb84571a48ca297de3d14e605c59b2a02855af7' 
  AND (
    token = 'R4xm80kM0wuPMCyVgt67hjf9WTrTs8LqbTCOdEIBKLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )