UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qLyM268N8oKBPBe0eOPIBHlS0ZEV7qitF53B9Ph/i0o=' 
WHERE 
  key_id = '7521736ef3ce6b96df17de609f672373f372220319383df07d5053780a7bea4f' 
  AND (
    token = 'qLyM268N8oKBPBe0eOPIBHlS0ZEV7qitF53B9Ph/i0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )