UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KRu/ZLeR3hI8thaLS3x1sXA3HVqtcB8YmKabpUnztU0=' 
WHERE 
  key_id = 'd547c2a7b737e5d80fb7678a95df3c016aa7887298a206b075aaf94a1484046d' 
  AND (
    token = 'KRu/ZLeR3hI8thaLS3x1sXA3HVqtcB8YmKabpUnztU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )