UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mi1t5AUE9VOpgwI9vs0GF226ePfg3ylFEyGMDk0Xvts=' 
WHERE 
  key_id = '59748374e40a395615ca6b1fa9d8f3228c6f5718a1c43efd3ab67151d13f6b76' 
  AND (
    token = 'Mi1t5AUE9VOpgwI9vs0GF226ePfg3ylFEyGMDk0Xvts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )