UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zl19YS48bxvu0kBmjgBTNoJslRn5Bcy+anvZ+bQN8AY=' 
WHERE 
  key_id = 'b44b4f4fd91cd7480f10a5f6a441ea49699004aeed9929af7a515b830951703a' 
  AND (
    token = 'zl19YS48bxvu0kBmjgBTNoJslRn5Bcy+anvZ+bQN8AY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )