UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NfmLmXTacEDTfA89A8q9DWvKr2VB2Drl8LwNWPglMXw=' 
WHERE 
  key_id = 'eba4f88279fa8619cbc6bda9900390b4356ce09af4cdc155905486d36ae0b2a9' 
  AND (
    token = 'NfmLmXTacEDTfA89A8q9DWvKr2VB2Drl8LwNWPglMXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040