UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KaFIhRxa5Kiom9xJTP+GysIUZFVszwzIkMPbPN47z/w=' 
WHERE 
  key_id = 'ea4590957b0d91d011d3bd5295ab5aa0a0f5304b858ef8eef607e965d3a56b3c' 
  AND (
    token = 'KaFIhRxa5Kiom9xJTP+GysIUZFVszwzIkMPbPN47z/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00032