UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pBG8S5Wz/H6pRpvzpGb7cDrNqb3nsab6V1u+CRPwEGY=' 
WHERE 
  key_id = 'e75bf57b2b5e7948a9f975285935fec560a2c1163b58a9facba67428b0905f8a' 
  AND (
    token = 'pBG8S5Wz/H6pRpvzpGb7cDrNqb3nsab6V1u+CRPwEGY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )