UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QXtGCGhWluAadIWFzwL9IKnYFvl4HrvjYWEDwNSvbSo=' 
WHERE 
  key_id = 'c204862edd1fc89b10d176582d3b8a86775423dbac4239e36cb0748c75d90105' 
  AND (
    token = 'QXtGCGhWluAadIWFzwL9IKnYFvl4HrvjYWEDwNSvbSo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )