UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'frEMfcshccUc2ofFayIvuNGswNsZS6YkmcnXAGbFf/c=' 
WHERE 
  key_id = '814b0d7e949330e892efd5349d38d59a27b4a107f305c0169cd0e315eb88339f' 
  AND (
    token = 'frEMfcshccUc2ofFayIvuNGswNsZS6YkmcnXAGbFf/c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )