UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'tNjD0tXE8oyvZ5KgbBykg2Nt/FGdTsLpZVv8fnvDGPU=' 
WHERE 
  key_id = '172baf17aeb2cd3a2723de494c1dd558d1ab5b03c7657762c80923fcd37682c4' 
  AND (
    token = 'tNjD0tXE8oyvZ5KgbBykg2Nt/FGdTsLpZVv8fnvDGPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )