UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N8e/s0TLc7mOAPLtAmTQIPikCqf8BrOHEFom7v7IMWg=' 
WHERE 
  key_id = '2de928daf58423682956f23525cb863a7eb55a1e5b62d0a452e2a30f763a82ef' 
  AND (
    token = 'N8e/s0TLc7mOAPLtAmTQIPikCqf8BrOHEFom7v7IMWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021