UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4QfCynh8kTgq0JbAjtqsp5hNDF5CG+VAfRavS5FspFE=' 
WHERE 
  key_id = '4fe149efb7bdba82b286d1dd3571b19b309642a37cd283d264cfc2c187b11ccb' 
  AND (
    token = '4QfCynh8kTgq0JbAjtqsp5hNDF5CG+VAfRavS5FspFE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )