UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5m387ujEdSB6gpTdzeWCoiMFD8MAvp4NMLs1GzNdrjc=' 
WHERE 
  key_id = '39a38bc96e71f84950a9bc270f38b1a2067d71dc2451ad59b9e16ab3f9062cf8' 
  AND (
    token = '5m387ujEdSB6gpTdzeWCoiMFD8MAvp4NMLs1GzNdrjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )