UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tAhlpEXkRKH3VxX+286m91M4l8/+PwpmzRYur5LqunY=' 
WHERE 
  key_id = 'c3371376c59dd5707f6b2a51652aaa178af429fa36893884d82e13156b8fb4e5' 
  AND (
    token = 'tAhlpEXkRKH3VxX+286m91M4l8/+PwpmzRYur5LqunY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )