UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sWcXVnQlIqAa6Os/Her/VcxIeT7rdy8MO6m/hryikc0=' 
WHERE 
  key_id = '3b48950d4f0408b30fa678972aea4d2d1d5337f422649f88286d701fe2360f81' 
  AND (
    token = 'sWcXVnQlIqAa6Os/Her/VcxIeT7rdy8MO6m/hryikc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026