UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j8iyfZSWF2UUYOT0BRUoeNRXr8cMfUsbodLRQ/gli0w=' 
WHERE 
  key_id = '5ba799cca0659fdb5bbe59bbc9df6b40a73163b3d5dce46130aad9530fb8f77a' 
  AND (
    token = 'j8iyfZSWF2UUYOT0BRUoeNRXr8cMfUsbodLRQ/gli0w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030