UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BUIVSQC2kbMzFYKPHsS/cYewPOD/LNtotpSChAyvxyQ=' 
WHERE 
  key_id = '482c1d7200adc8f72854a54da55cc5a7a27c9cadac9ded8227ec6f33e3dca7bc' 
  AND (
    token = 'BUIVSQC2kbMzFYKPHsS/cYewPOD/LNtotpSChAyvxyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )