UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9njHq66tkXJiUS3IoISawkwqp6Jj/IzTbC2hCGJoS4A=' 
WHERE 
  key_id = '1614bf6e03dd8733df81a42c3d05128ce3d12110d7d7db49dc0b3543ffb3f6b9' 
  AND (
    token = '9njHq66tkXJiUS3IoISawkwqp6Jj/IzTbC2hCGJoS4A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )