UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mnVOKDa2UYkVtTBWiCWDsLGzQXoJT1FeEhip8MhQIuM=' 
WHERE 
  key_id = '507fc971a93f507ebdabdc32523f030e849f713633e892c1cc6baf20c564012e' 
  AND (
    token = 'mnVOKDa2UYkVtTBWiCWDsLGzQXoJT1FeEhip8MhQIuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )