UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6kWc7GejmFAVwe8593USAwVZZmVvKfjlUsy3IPfEXY=' 
WHERE 
  key_id = 'd897dbc674fac697d889904db7d62118ae62a0de46588f55f8b339fb9ee2bfee' 
  AND (
    token = 'w6kWc7GejmFAVwe8593USAwVZZmVvKfjlUsy3IPfEXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )