UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R29s42xEhPX0aro3lLp0iPeLARlKtVW3WUbL7U/g/2c=' 
WHERE 
  key_id = '4fd8cc718bf48cb70da40ce9b750dc4b76b44f0b52591dededdc5d29eac58b92' 
  AND (
    token = 'R29s42xEhPX0aro3lLp0iPeLARlKtVW3WUbL7U/g/2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )