UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L3dTkyT7sEnhL4AvzOUX+UGLd4BuVSOHAR6n08vyt3I=' 
WHERE 
  key_id = 'c0e345a4fbf244f35cea3aec5adc32dee0c61b257d7817b190d3bcc725643fef' 
  AND (
    token = 'L3dTkyT7sEnhL4AvzOUX+UGLd4BuVSOHAR6n08vyt3I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )