UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q8nvMkVeOmsB+9on6NOT5su3XnHRoW8GIOx3TLb7qU0=' 
WHERE 
  key_id = '7ffc33136ec8d97369601993f31d0cbe9724579640a4bc8f1e34a4cc72fe6a79' 
  AND (
    token = 'q8nvMkVeOmsB+9on6NOT5su3XnHRoW8GIOx3TLb7qU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )