UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uEYpj9U86o/TsuOZ1Sj/C9XnebCcLOZ66UIuGrQ5v5M=' 
WHERE 
  key_id = 'c38361d4e10bd3670425ebabe7a3d8e3747badb9910b0ec9d671ac1a3f1f5ae6' 
  AND (
    token = 'uEYpj9U86o/TsuOZ1Sj/C9XnebCcLOZ66UIuGrQ5v5M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023