UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WqA6RlCf4rHNPdkpwUg6aJIlujRACie8EikxZRXJtZU=' 
WHERE 
  key_id = '53a64fb351acb6a4098ff4ca4469582545be22a383067bdf1d29e165adadac52' 
  AND (
    token = 'WqA6RlCf4rHNPdkpwUg6aJIlujRACie8EikxZRXJtZU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )