UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YgrihI2TlBAT/HMfjXkJqPrKRSoR+b94s80BcQfo5aE=' 
WHERE 
  key_id = '49927a73e9adc68407fcb058fa0a8ffdbbcb78517180cde3da4a4053cda03ed7' 
  AND (
    token = 'YgrihI2TlBAT/HMfjXkJqPrKRSoR+b94s80BcQfo5aE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )