UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w9GAcvGVnknKka2Yn4AN7wvbzvQ4kW5iERybBN1bxk4=' 
WHERE 
  key_id = '451ec18ad067505769ca3963ea905f63ad75687a5f43beb8dfacc1717dd6385a' 
  AND (
    token = 'w9GAcvGVnknKka2Yn4AN7wvbzvQ4kW5iERybBN1bxk4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )