UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yvGkzPp4wzUZVm95lJV39CJetJAzcfIL0MZAR0pp6jk=' 
WHERE 
  key_id = '6a4efca459c55d50482a8a7a137d05781bc42a3be6c941358f566afdc571d3f8' 
  AND (
    token = 'yvGkzPp4wzUZVm95lJV39CJetJAzcfIL0MZAR0pp6jk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )