UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ob1joeIg16JrwHLgY1cCx+gPnpEyRMCzet0I7thTX54=' 
WHERE 
  key_id = 'c4c9ea7f283f031c73888442d2c2bef0ec4ed393649e0ecf30c2328d6d34bf44' 
  AND (
    token = 'Ob1joeIg16JrwHLgY1cCx+gPnpEyRMCzet0I7thTX54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )