UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4CD3z174GxM59QdcalcfJssjhgHCSUGXV9zZB6VUWYY=' 
WHERE 
  key_id = '2df6eeedca97c6bcb244adb75d980b0e1afc74abde7a4590c6ab68efda91fbc1' 
  AND (
    token = '4CD3z174GxM59QdcalcfJssjhgHCSUGXV9zZB6VUWYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )