UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+RG7bnjYcd4m8nuCwvEcs0fG412tmDCUbfv39UpkWuI=' 
WHERE 
  key_id = 'a384c5137a0d0b6b23669b8d184683a2a3615ba269ca6106c5d649de66028587' 
  AND (
    token = '+RG7bnjYcd4m8nuCwvEcs0fG412tmDCUbfv39UpkWuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )