UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UVUuh/hRBiAhoVMU9DaPjrZpjwdq8gauRXckJtMw6+s=' 
WHERE 
  key_id = 'fb715a6a5cb558c2b26c098db14d7b075936ce21ba5d7aa53eab69c9ae0dd6d1' 
  AND (
    token = 'UVUuh/hRBiAhoVMU9DaPjrZpjwdq8gauRXckJtMw6+s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )