UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MdKX0071ZX7PjVx8TDXNamFAGOtKajPfJ26qexkROXo=' 
WHERE 
  key_id = '0e516146954148da278caadb0fd6c40ff16ee539e71296011c133c945e002018' 
  AND (
    token = 'MdKX0071ZX7PjVx8TDXNamFAGOtKajPfJ26qexkROXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )