UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fIAtOs0+ZewRTST8+E0+O5NbL5pivwlUZ1mhubKKCi8=' 
WHERE 
  key_id = 'd36926f77527fc1ccbbd3d32c682c4b13d0189e7e402a20deb2243daa271df8b' 
  AND (
    token = 'fIAtOs0+ZewRTST8+E0+O5NbL5pivwlUZ1mhubKKCi8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )