UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R1tjb3xI+MwgQMHqVY7wc9CzoBcRef6r1/KPzh44y7A=' 
WHERE 
  key_id = 'df252f4ed20877e69b486d9ab980c6043b30fa91548e43560f7a1df7e61e3174' 
  AND (
    token = 'R1tjb3xI+MwgQMHqVY7wc9CzoBcRef6r1/KPzh44y7A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )