UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6otdtbjmg7DVKAWjNRcyJfc0rOAgcsyEACvTeWXoOY=' 
WHERE 
  key_id = 'b403354a77a7b9ed2d97c1b100c73378f2459f870e49b4b98fb71161c7b28464' 
  AND (
    token = 'L6otdtbjmg7DVKAWjNRcyJfc0rOAgcsyEACvTeWXoOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )