UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rGZMh7+UghQmLCH96mKgB4O3p/zKd0mSkJUvBIQISUE=' 
WHERE 
  key_id = '535ccd791a734054f4cc3104c3ad58e4834dec5eb509f741dda533fdbd8364f7' 
  AND (
    token = 'rGZMh7+UghQmLCH96mKgB4O3p/zKd0mSkJUvBIQISUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )