UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z2C+nxzQgtwbFtk5JiL9XtDdgv7vg4J5Rkhp+gM1eQs=' 
WHERE 
  key_id = '76d5992cc2e83a9d0428eec91636df32bce1645689d045011b0b369fb2d3e055' 
  AND (
    token = 'z2C+nxzQgtwbFtk5JiL9XtDdgv7vg4J5Rkhp+gM1eQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )