UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7zbqbr51AAeNT0HbRI2e5bX7rMcvx2S+z02xIP5On3Q=' 
WHERE 
  key_id = '74eb740a7789f509e1d2762b1ebf758b867b47aa7d1bbfd7808328e72a91f8c3' 
  AND (
    token = '7zbqbr51AAeNT0HbRI2e5bX7rMcvx2S+z02xIP5On3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )