UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KBLtgHMEx9eSMEWH7z0W2KwrLmZi2eWGG/jGTGtlqgI=' 
WHERE 
  key_id = 'b81b6098bcd76dc642a1c3b2808ebc3fa0781f3d806c35bbbba46a157d30418c' 
  AND (
    token = 'KBLtgHMEx9eSMEWH7z0W2KwrLmZi2eWGG/jGTGtlqgI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )