UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'J6aC1+/Bfe+r/TlM+riTIaXgf94HIhG0duLw0hgKeNg=' 
WHERE 
  key_id = 'c6176567c1848782f70d64f71dafe4834e3078a04b9b3953008f74cc3bf5322c' 
  AND (
    token = 'J6aC1+/Bfe+r/TlM+riTIaXgf94HIhG0duLw0hgKeNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )