UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IbYffNEo3wk8IcxbPzho8xEqYu/Km9tohWhwUvmckws=' 
WHERE 
  key_id = '92ed1297d8a2931c91d4698b6d6f76acff08153bcdbc726af7f9872dad1b3676' 
  AND (
    token = 'IbYffNEo3wk8IcxbPzho8xEqYu/Km9tohWhwUvmckws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038