UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y6a7MA6iMr191z0S2oS88CxvCd0Kc3zdGrCopcHCpbk=' 
WHERE 
  key_id = '70c5c334834799c2e97975576db509bfd1e02b828ea97ed4feafab64f5474715' 
  AND (
    token = 'Y6a7MA6iMr191z0S2oS88CxvCd0Kc3zdGrCopcHCpbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )