UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w2pfow3ydcUEhFQaiYEiwNlqEKO2n5TRH68HnxO++E0=' 
WHERE 
  key_id = 'e4f754e5c4a1453300e7853cb58c9bccb53f918335307abfa911105a1ecde339' 
  AND (
    token = 'w2pfow3ydcUEhFQaiYEiwNlqEKO2n5TRH68HnxO++E0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )