UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zAq2rMsGdraBbfu+bs/IxoScuGQRhYrA5KTTtNFRFm0=' 
WHERE 
  key_id = 'a9303f2f79d000ab06e1449917375b0561dc39288943e7f025f408bd6238f113' 
  AND (
    token = 'zAq2rMsGdraBbfu+bs/IxoScuGQRhYrA5KTTtNFRFm0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )