UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '32/T0515zPbdeKHf0qxYZsj+6QPOXV9JkBMFynj6Sg0=' 
WHERE 
  key_id = '355064983b8209911b2a7f77281f08e74348ca16789af3b1c9fe89f75aa0ed31' 
  AND (
    token = '32/T0515zPbdeKHf0qxYZsj+6QPOXV9JkBMFynj6Sg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036