UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/I0ZiSFZyI1vLcrDw8zi4UeI8rtGmADO0fvCXP/7gqs=' 
WHERE 
  key_id = 'c2bad3dfb3ac0fd1c09619940fe86d20723e10eebe4cdabcf2edbf1e9ce1030e' 
  AND (
    token = '/I0ZiSFZyI1vLcrDw8zi4UeI8rtGmADO0fvCXP/7gqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )